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# Literature ledger — WP 27 "The Invisible Hand of Machines"

Claim-to-citation ledger. Every row was verified on 2026-10-27 against Crossref (https://api.crossref.org/works/<DOI>), the arXiv API / abstract page, or the publisher page named in the column. Bib keys match paper/references.bib. Items that could not be verified are listed at the end and are not in the bib file.

# (a) Agent-based computational economics and heterogeneous-agent models

# claim id exact claim we will make in the paper citation key DOI or URL year how verified verification date
1 A001 Agent-based computational finance reproduces fat tails, volatility clustering and bubbles from interacting heterogeneous rules; survey we build on for the baseline rule-based population. lebaron2006 10.1016/S1574-0021(05)02024-1 2006 Crossref (title/authors/venue matched) 2026-10-27
2 A002 The Santa Fe artificial stock market shows that the speed of belief updating governs whether prices track fundamentals or display excess volatility and technical-trading regimes. lebaron1999 10.1016/S0165-1889(98)00081-5 1999 Crossref (title/authors/venue matched) 2026-10-27
3 A003 Interacting noise traders switching between optimistic/pessimistic and fundamentalist states generate scaling laws and clustered volatility endogenously. lux1999 10.1038/17290 1999 Crossref (title/authors/venue matched) 2026-10-27
4 A004 Volatility clustering arises from endogenous switching between chartist and fundamentalist strategies in a microsimulation. lux2000 10.1142/S0219024900000826 2000 Crossref (title/authors/venue matched) 2026-10-27
5 A005 Adaptive belief systems with discrete-choice switching between predictors produce complex (bifurcating) price dynamics as intensity of choice rises. brock1997 10.2307/2171879 1997 Crossref (title/authors/venue matched) 2026-10-27
6 A006 Fundamentalist/chartist heterogeneous-beliefs asset-pricing model: the share of trend-followers determines stability of the fundamental price (used to motivate our policy mix). brock1998 10.1016/S0165-1889(98)00011-6 1998 Crossref (title/authors/venue matched) 2026-10-27
7 A007 Simulated double-auction microstructure with fundamentalist, chartist and noise traders reproduces order-book stylized facts; template for our exchange design. chiarella2002 10.1088/1469-7688/2/5/303 2002 Crossref (title/authors/venue matched) 2026-10-27
8 A008 Heterogeneous trading rules in a limit-order book generate fat tails, volatility clustering and order-flow autocorrelation; chartist share drives excess volatility. chiarella2009 10.1016/j.jedc.2008.08.001 2009 Crossref (title/authors/venue matched) 2026-10-27
9 A009 Agent-based models are the appropriate tool for studying out-of-equilibrium market dynamics and policy counterfactuals that cannot be solved analytically. farmer2009 10.1038/460685a 2009 Crossref (title/authors/venue matched) 2026-10-27
10 A010 Survey of heterogeneous-agent models: strategy switching and bounded rationality explain bubbles, crashes and excess volatility. hommes2006 10.1016/S1574-0021(05)02023-X 2006 Crossref (title/authors/venue matched) 2026-10-27
11 A011 Complex-systems view of behavioral macro/finance: laboratory and ABM evidence that expectations heterogeneity drives aggregate instability; justifies treating LLM policies as another expectation type. hommes2021 10.1257/jel.20191434 2021 Crossref (title/authors/venue matched) 2026-10-27
12 A012 Recruitment/epidemic models of opinion switching generate persistent herding states without any informational reason. kirman1993 10.2307/2118498 1993 Crossref (title/authors/venue matched) 2026-10-27
13 A013 Herd behaviour among speculators generates bubbles and crashes in a mean-field model of contagious optimism. lux1995 10.2307/2235156 1995 Crossref (title/authors/venue matched) 2026-10-27
14 A014 Current state of agent-based modeling in economics and finance (JEL survey): validation, calibration and scale are the open frontiers our design addresses with matched seeds and power analysis. axtell2025 10.1257/jel.20221319 2025 Crossref (title/authors/venue matched) 2026-10-27
15 A015 Structural stochastic volatility models with herding (fundamentalist/chartist switching) can be estimated by matching moments of stylized facts; we use the same moment set for validation. franke2012 10.1016/j.jedc.2011.10.004 2012 Crossref (title/authors/venue matched) 2026-10-27

# (b) Zero-intelligence, double-auction microstructure and information aggregation

# claim id exact claim we will make in the paper citation key DOI or URL year how verified verification date
16 B016 Zero-intelligence traders constrained by budgets reach near-full allocative efficiency in double auctions: market structure, not trader rationality, drives efficiency (our ZI baseline). gode1993 10.1086/261868 1993 Crossref (title/authors/venue matched) 2026-10-27
17 B017 A zero-intelligence model of the continuous double auction predicts spread and price-impact relations from order-flow rates alone. farmer2005 10.1073/pnas.0409157102 2005 Crossref (title/authors/venue matched) 2026-10-27
18 B018 Statistical theory of the continuous double auction: order-flow parameters determine spread, depth and price diffusion in the ZI limit. smith2003 10.1088/1469-7688/3/6/307 2003 Crossref (title/authors/venue matched) 2026-10-27
19 B019 Empirical statistics of stock order books (limit-order placement distribution, book shape) used as reference facts for our simulated book. bouchaud2002 10.1088/1469-7688/2/4/301 2002 Crossref (title/authors/venue matched) 2026-10-27
20 B020 Stochastic order-book model with Markovian order flow: conditional probabilities of price moves computed from book state; benchmark for our book-state features. cont2010 10.1287/opre.1090.0780 2010 Crossref (title/authors/venue matched) 2026-10-27
21 B021 Order-flow imbalance (OFI) linearly predicts short-horizon price changes; we use OFI as a mechanism metric for synchronized LLM order flow. cont2014 10.1093/jjfinec/nbt003 2014 Crossref (title/authors/venue matched) 2026-10-27
22 B022 Reference treatment of order-book dynamics, price impact and the slow digestion of order flow; defines the impact and liquidity measures we report. bouchaud2018 10.1017/9781316659335 2018 Crossref (title/authors/venue matched) 2026-10-27
23 B023 Survey of limit-order-book models and empirical regularities used to parametrize the exchange. gould2013 10.1080/14697688.2013.803148 2013 Crossref (title/authors/venue matched) 2026-10-27
24 B024 Review of zero-intelligence models in economics and finance: ZI benchmarks isolate the contribution of market structure from agent intelligence. ladley2012 10.1017/s0269888912000173 2012 Crossref (title/authors/venue matched) 2026-10-27
25 B025 Continuous double auctions with induced values converge to competitive equilibrium with few traders; origin of the experimental double-auction paradigm. smith1962 10.1086/258609 1962 Crossref (title/authors/venue matched) 2026-10-27
26 B026 Experimental asset markets with known dividend streams produce bubbles and crashes; our dividend-paying asset and bubble metrics follow this design. smith1988 10.2307/1911361 1988 Crossref (title/authors/venue matched) 2026-10-27
27 B027 Insider trading with a risk-neutral market maker: price impact lambda = Cov(v,Y)/Var(Y) and the informativeness of prices is pinned down by informed-order variance relative to noise; our stylized model is a static Kyle variant. kyle1985 10.2307/1913210 1985 Crossref (title/authors/venue matched) 2026-10-27
28 B028 Bid-ask spreads arise from adverse selection when some traders are informed; informed share determines the spread. glosten1985 10.1016/0304-405X(85)90044-3 1985 Crossref (title/authors/venue matched) 2026-10-27
29 B029 Competitive noisy rational-expectations equilibrium: prices aggregate dispersed private signals imperfectly because of noise supply; benchmark for informativeness. hellwig1980 10.1016/0022-0531(80)90056-3 1980 Crossref (title/authors/venue matched) 2026-10-27
30 B030 Prices cannot be fully informationally efficient when information is costly; the equilibrium degree of informativeness is bounded. grossman1980 https://www.jstor.org/stable/1805228 (AER 70(3):393-408) 1980 publisher/IDEAS record (ideas.repec.org/a/aea/aecrev/v70y1980i3p393-408.html); no Crossref DOI 2026-10-27
31 B031 With correlated private signals among strategic informed traders, the correlation structure of signals (not only their precision) governs trading intensity and price informativeness. foster1996 10.1111/j.1540-6261.1996.tb04075.x 1996 Crossref (title/authors/venue matched) 2026-10-27
32 B032 Imperfect competition among informed traders with correlated signals: more correlated information leads to faster revelation (rat race), with implications for how shared signals affect price discovery. back2000 10.1111/0022-1082.00282 2000 Crossref (title/authors/venue matched) 2026-10-27
33 B033 Public information can increase disagreement and trading volume through higher-order beliefs; shared public signals do not trivially homogenize behaviour. kondor2012 10.1093/restud/rdr051 2012 Crossref (title/authors/venue matched) 2026-10-27
34 B034 Information diversity (different traders informed about different components) is complementary; loss of diversity reduces price informativeness about some components. goldstein2015 10.1111/jofi.12226 2015 Crossref (title/authors/venue matched) 2026-10-27
35 B035 Abundant cheap data can lower price informativeness about fundamentals by crowding out costly deep information; parallel to shared-model crowding. dugast2018 10.1016/j.jfineco.2018.07.004 2018 Crossref (title/authors/venue matched) 2026-10-27
36 B036 Realism metrics (stylized facts) for evaluating limit-order-book simulations; adopted as validation checklist. vyetrenko2020 10.1145/3383455.3422561 2020 Crossref (title/authors/venue matched) 2026-10-27
37 B037 ABIDES: discrete-event multi-agent market simulator with latency and a NASDAQ-like matching engine; our exchange follows the same event-driven design. byrd2020 10.1145/3384441.3395986 2020 Crossref (title/authors/venue matched) 2026-10-27

# (c) Price discovery and information-efficiency measurement

# claim id exact claim we will make in the paper citation key DOI or URL year how verified verification date
38 C038 Information content of trades measured by a VAR of quote revisions and trades (permanent price impact); we use the Hasbrouck impulse-response measure. hasbrouck1991 10.1111/j.1540-6261.1991.tb03749.x 1991 Crossref (title/authors/venue matched) 2026-10-27
39 C039 Decomposition of transaction price into an efficient (random-walk) component and a pricing error; the standard deviation of the pricing error is our market-quality metric. hasbrouck1993 10.1093/rfs/6.1.191 1993 Crossref (title/authors/venue matched) 2026-10-27
40 C040 Information shares attribute price discovery to venues/agents via the common efficient price; adapted to attribute discovery to LLM vs rule-based order flow. hasbrouck1995 10.1111/j.1540-6261.1995.tb04054.x 1995 Crossref (title/authors/venue matched) 2026-10-27
41 C041 Variance-ratio test rejects random walk under positive autocorrelation; we use variance ratios as an efficiency statistic. lo1988 10.1093/rfs/1.1.41 1988 Crossref (title/authors/venue matched) 2026-10-27
42 C042 Effective bid-ask spread can be inferred from the serial covariance of price changes. roll1984 10.1111/j.1540-6261.1984.tb03897.x 1984 Crossref (title/authors/venue matched) 2026-10-27
43 C043 Illiquidity measured by absolute return per unit of volume; used as our price-impact proxy. amihud2002 10.1016/S1386-4181(01)00024-6 2002 Crossref (title/authors/venue matched) 2026-10-27
44 C044 Price informativeness is measured by how well prices predict future fundamentals (forecasting-regression R2); we use this to define informativeness about the latent dividend process. bai2016 10.1016/j.jfineco.2016.08.005 2016 Crossref (title/authors/venue matched) 2026-10-27
45 C045 Price informativeness matters for real decisions (feedback effects), motivating informativeness as a welfare-relevant outcome. bond2012 10.1146/annurev-financial-110311-101826 2012 Crossref (title/authors/venue matched) 2026-10-27
46 C046 Transitory price pressures from inventory imbalances are distinguished from permanent information effects; justifies separating pricing error from efficient-price variance. hendershott2014 10.1016/j.jfineco.2014.08.001 2014 Crossref (title/authors/venue matched) 2026-10-27

# (d) Liquidity spirals, fire sales and margin

# claim id exact claim we will make in the paper citation key DOI or URL year how verified verification date
47 D047 Funding liquidity and market liquidity reinforce each other through margins, producing liquidity spirals; our margin-call mechanism follows this logic. brunnermeier2009 10.1093/rfs/hhn098 2009 Crossref (title/authors/venue matched) 2026-10-27
48 D048 Liquidation values fall when potential buyers are themselves constrained; fire-sale discounts emerge from industry-wide distress. shleifer1992 10.1111/j.1540-6261.1992.tb04661.x 1992 Crossref (title/authors/venue matched) 2026-10-27
49 D049 Limits of arbitrage: constrained arbitrageurs can amplify rather than correct mispricing when losses trigger withdrawals. shleifer1997 10.1111/j.1540-6261.1997.tb03807.x 1997 Crossref (title/authors/venue matched) 2026-10-27
50 D050 Fire sales in finance and macroeconomics: forced sales by constrained agents push prices below fundamentals and propagate losses. shleifer2011 10.1257/jep.25.1.29 2011 Crossref (title/authors/venue matched) 2026-10-27
51 D051 The leverage cycle: endogenous margins amplify booms and crashes; leverage caps are a policy lever. geanakoplos2010 10.1086/648285 2010 Crossref (title/authors/venue matched) 2026-10-27
52 D052 Procyclical leverage of intermediaries: balance-sheet adjustment amplifies price moves. adrian2010 10.1016/j.jfi.2008.12.002 2010 Crossref (title/authors/venue matched) 2026-10-27
53 D053 Financially constrained arbitrageurs may under-provide liquidity; welfare effects of constraints. gromb2002 10.1016/S0304-405X(02)00228-3 2002 Crossref (title/authors/venue matched) 2026-10-27
54 D054 Leverage in an agent-based model generates fat tails and clustered volatility via synchronized margin-driven selling; closest ABM antecedent of our leverage treatment. thurner2012 10.1080/14697688.2012.674301 2012 Crossref (title/authors/venue matched) 2026-10-27
55 D055 Contagion as a wealth effect: convergence traders' losses in one asset propagate to others through reduced risk-bearing capacity. kyle2001 10.1111/0022-1082.00373 2001 Crossref (title/authors/venue matched) 2026-10-27
56 D056 Distressed selling by funds induces endogenous correlation between assets; multi-asset spillover mechanism in our K>1 runs. cont2013 10.1111/j.1467-9965.2011.00510.x 2013 Crossref (title/authors/venue matched) 2026-10-27
57 D057 Fire-sale spillovers across institutions scale with common exposures and leverage; aggregate vulnerability index. greenwood2015 10.1016/j.jfineco.2014.11.006 2015 Crossref (title/authors/venue matched) 2026-10-27

# (e) Herding, correlated trading, algorithmic trading and flash crashes

# claim id exact claim we will make in the paper citation key DOI or URL year how verified verification date
58 E058 Herding of institutional investors is measurable by the buy-side imbalance statistic (LSV measure) which we compute for LLM cohorts. lakonishok1992 10.1016/0304-405X(92)90023-Q 1992 Crossref (title/authors/venue matched) 2026-10-27
59 E059 During the Flash Crash, HFTs did not trigger the crash but their synchronized inventory management amplified it; crash-amplification channel. kirilenko2017 10.1111/jofi.12498 2017 Crossref (title/authors/venue matched) 2026-10-27
60 E060 High-frequency market makers behave as new market makers with tight inventory control; informs our market-maker policy. menkveld2013 10.1016/j.finmar.2013.06.006 2013 Crossref (title/authors/venue matched) 2026-10-27
61 E061 Algorithmic trading improves liquidity on average (causal evidence from NYSE autoquote). hendershott2011 10.1111/j.1540-6261.2010.01624.x 2011 Crossref (title/authors/venue matched) 2026-10-27
62 E062 Continuous-time trading creates a latency arms race with correlated sniping; frequent batch auctions as alternative design (motivates our latency and batching treatments). budish2015 10.1093/qje/qjv027 2015 Crossref (title/authors/venue matched) 2026-10-27
63 E063 Informational cascades: rational agents ignore private signals after observing predecessors; cascade probability rises with signal correlation. bikhchandani1992 10.1086/261849 1992 Crossref (title/authors/venue matched) 2026-10-27
64 E064 Simple model of herd behavior: sequential decision-makers follow others, destroying information aggregation. banerjee1992 10.2307/2118364 1992 Crossref (title/authors/venue matched) 2026-10-27
65 E065 Reputational herding: managers mimic others' decisions; shared evaluation produces correlated choices. scharfstein1990 https://www.jstor.org/stable/2006678 (AER 80(3):465-479) 1990 IDEAS record (ideas.repec.org/a/aea/aecrev/v80y1990i3p465-79.html); no Crossref DOI 2026-10-27
66 E066 Short-horizon speculators herd on the same information source, which can be unrelated to fundamentals. froot1992 10.1111/j.1540-6261.1992.tb04665.x 1992 Crossref (title/authors/venue matched) 2026-10-27
67 E067 Algorithmic trading in FX: algorithmic strategies are more correlated with each other than human trades, yet improve price efficiency. chaboud2014 10.1111/jofi.12186 2014 Crossref (title/authors/venue matched) 2026-10-27
68 E068 HFTs trade in the direction of permanent price changes and against transitory pricing errors, improving price discovery. brogaard2014 10.1093/rfs/hhu032 2014 Crossref (title/authors/venue matched) 2026-10-27
69 E069 Review of the economics of HFT: speed, adverse selection, and liquidity consequences. menkveld2016 10.1146/annurev-financial-121415-033010 2016 Crossref (title/authors/venue matched) 2026-10-27
70 E070 The August 2007 quant unwind: common strategies produced simultaneous deleveraging, evidence of crowding among algorithmic funds. khandani2011 10.1016/j.finmar.2010.07.005 2011 Crossref (title/authors/venue matched) 2026-10-27
71 E071 Order-flow toxicity (VPIN) rose before the Flash Crash; liquidity provision withdrew when flow became toxic. easley2011 10.3905/jpm.2011.37.2.118 2011 Crossref (title/authors/venue matched) 2026-10-27
72 E072 News trading and speed: fast traders react to common signals, affecting price informativeness and liquidity. foucault2016 10.1111/jofi.12302 2016 Crossref (title/authors/venue matched) 2026-10-27
73 E073 Ultrafast extreme events (mini flash crashes) proliferate in a machine ecology beyond human response time. johnson2013 10.1038/srep02627 2013 Crossref (title/authors/venue matched) 2026-10-27

# (f) Stylized facts

# claim id exact claim we will make in the paper citation key DOI or URL year how verified verification date
74 F074 Catalogue of stylized facts of asset returns (fat tails, absence of linear autocorrelation, volatility clustering, leverage effect) used as validation targets. cont2001 10.1080/713665670 2001 Crossref (title/authors/venue matched) 2026-10-27
75 F075 Speculative price changes have heavy (stable-Paretian) tails. mandelbrot1963 10.1086/294632 1963 Crossref (title/authors/venue matched) 2026-10-27
76 F076 ARCH: conditional heteroskedasticity captures volatility clustering. engle1982 10.2307/1912773 1982 Crossref (title/authors/venue matched) 2026-10-27
77 F077 GARCH generalization used to estimate volatility persistence in simulated returns. bollerslev1986 10.1016/0304-4076(86)90063-1 1986 Crossref (title/authors/venue matched) 2026-10-27
78 F078 Efficient markets hypothesis: definition of weak/semi-strong/strong form efficiency that our efficiency metrics operationalize. fama1970 10.2307/2325486 1970 Crossref (title/authors/venue matched) 2026-10-27
79 F079 Absolute returns display long memory; power-law decay of the autocorrelation of absolute returns. ding1993 10.1016/0927-5398(93)90006-D 1993 Crossref (title/authors/venue matched) 2026-10-27
80 F080 Order-flow signs display long memory while prices remain nearly efficient: liquidity adapts to predictable flow. lillo2004 10.2202/1558-3708.1226 2004 Crossref (title/authors/venue matched) 2026-10-27

# (g) Contagion and spillovers

# claim id exact claim we will make in the paper citation key DOI or URL year how verified verification date
81 G081 Spillover index from forecast-error variance decompositions measures return and volatility spillovers. diebold2009 10.1111/j.1468-0297.2008.02208.x 2009 Crossref (title/authors/venue matched) 2026-10-27
82 G082 Generalized (order-invariant) directional spillover measures. diebold2012 10.1016/j.ijforecast.2011.02.006 2012 Crossref (title/authors/venue matched) 2026-10-27
83 G083 Variance decompositions define connectedness networks among financial entities; we apply them across assets and agent cohorts. diebold2014 10.1016/j.jeconom.2014.04.012 2014 Crossref (title/authors/venue matched) 2026-10-27
84 G084 Correlation-based contagion tests must adjust for heteroskedasticity; otherwise interdependence is mistaken for contagion. forbes2002 10.1111/0022-1082.00494 2002 Crossref (title/authors/venue matched) 2026-10-27
85 G085 Rational-expectations contagion: cross-market rebalancing by informed investors transmits shocks between assets with unrelated fundamentals. kodres2002 10.1111/1540-6261.00441 2002 Crossref (title/authors/venue matched) 2026-10-27
86 G086 Dense financial networks are robust to small shocks but fragile to large ones (phase transition). acemoglu2015 10.1257/aer.20130456 2015 Crossref (title/authors/venue matched) 2026-10-27
87 G087 Information heterogeneity among strategic speculators generates financial contagion; homogeneity reduces it. pasquariello2007 10.1093/rfs/hhl010 2007 Crossref (title/authors/venue matched) 2026-10-27

# (h) LLM agents in markets and economics; algorithmic collusion and monoculture

# claim id exact claim we will make in the paper citation key DOI or URL year how verified verification date
88 H088 LLMs can be used as simulated economic agents (homo silicus) to replicate classic behavioural experiments at low cost. horton2023 10.3386/w31122 2023 Crossref (title/authors/venue matched) 2026-10-27
89 H089 EconAgent: LLM-empowered agents with perception, memory and reflection produce realistic macroeconomic dynamics in a simulation. li2024econagent 10.18653/v1/2024.acl-long.829 2024 Crossref (title/authors/venue matched) 2026-10-27
90 H090 ChatGPT-derived sentiment scores on headlines predict next-day stock returns out of sample. lopezlira2023chatgpt arXiv:2304.07619 (also SSRN 10.2139/ssrn.4412788) 2023 arXiv API + Crossref (SSRN) 2026-10-27
91 H091 LLM economic forecasts are contaminated by memorization of historical data; backtests of LLM agents on real histories are unreliable. lopezlira2025memorization arXiv:2504.14765 2025 arXiv API 2026-10-27
92 H092 GPT choices in budgetary decision tasks score higher on rationality (GARP consistency) than humans and are largely stable across demographic prompts. chen2023pnas 10.1073/pnas.2316205120 2023 Crossref (title/authors/venue matched) 2026-10-27
93 H093 FinMem: single LLM trading agent with layered memory and character design evaluated by backtesting on real stock histories. yu2023finmem arXiv:2311.13743 2023 arXiv API 2026-10-27
94 H094 TradingGPT: multi-agent LLM trading system with layered memory and distinct characters, evaluated on historical returns. li2023tradinggpt arXiv:2309.03736 2023 arXiv API 2026-10-27
95 H095 FinAgent: multimodal foundation agent for financial trading, evaluated against trading benchmarks on historical data. zhang2024finagent 10.1145/3637528.3671801 2024 Crossref (title/authors/venue matched) 2026-10-27
96 H096 StockAgent: LLM-driven multi-agent stock-trading simulation with bulletin-board communication; GPT- vs Gemini-driven agents differ systematically in trading behaviour. zhang2024stockagent arXiv:2407.18957 2024 arXiv API 2026-10-27
97 H097 ASFM: agent-based simulated financial market with LLM traders and a real order-matching system; reactions to rate and inflation shocks match economic priors. gao2024asfm arXiv:2406.19966 2024 arXiv API 2026-10-27
98 H098 TwinMarket: scalable LLM-agent stock-market simulation with social-media interaction reproduces bubbles and crashes; reports that agents of one model family are more homogeneous. yang2025twinmarket arXiv:2502.01506 (NeurIPS 2025 proceedings page) 2025 arXiv API + proceedings.neurips.cc listing 2026-10-27
99 H099 LLM agents in a persistent order-book simulation adhere to assigned strategies, generate price discovery and bubbles, and can be analysed with partial-dependence-style perturbations. lopezlira2025trade arXiv:2504.10789 2025 arXiv API 2026-10-27
100 H100 In Smith-Suchanek-Williams-type experimental markets, LLM agents price near fundamentals and form only muted bubbles unlike humans; LLM strategy text has lower variance. henning2025 arXiv:2502.15800 2025 arXiv API 2026-10-27
101 H101 LLM agents in a simulated call auction exhibit disposition effects and extrapolative beliefs; prompt interventions causally change bubble size. ouyang2026 arXiv:2604.18373 2026 arXiv abstract page 2026-10-27
102 H102 Across 15 LLMs, behaviour ranges from fundamental pricing to human-like bubbles; mixed populations are unstable and advanced models adapt to exploit weaker ones, raising volatility. saxena2026 arXiv:2604.18602 2026 arXiv abstract page 2026-10-27
103 H103 Replications of Smith (1962) double auctions with LLM agents converge more slowly or not at all to competitive equilibrium, with model-family differences. struski2026 arXiv:2609.02580 2026 arXiv abstract page 2026-10-27
104 H104 Market institution (call market, CDA, posted offer, bargaining) changes efficiency of identical LLM agents from 56% to 89%. chupilkin2026 arXiv:2608.04020 2026 arXiv abstract page 2026-10-27
105 H105 FCLAgent: LLM-decided buy/sell with rule-based order sizing reproduces path-dependent price patterns absent from conventional ABMs. hashimoto2025 arXiv:2510.12189 2025 arXiv abstract page 2026-10-27
106 H106 StockSim: open order-level simulator with latency, slippage and price-time matching for evaluating multi-agent LLMs. papadakis2025 arXiv:2507.09255 2025 arXiv abstract page 2026-10-27
107 H107 LLM agents' trading-style switching in a year-long stock simulation is only partially consistent with behavioural-finance theory. li2026switch arXiv:2602.07023 2026 arXiv API 2026-10-27
108 H108 Overlap in retrieved information among RAG-based LLM trading agents raises mean pairwise action correlation from 0.04 to 0.41 and increases position volatility without raising profits. song2026 https://openreview.net/forum?id=8v4FskZp8I 2026 ICLR 2026 workshop page (iclr.cc/virtual/2026/10016534); no arXiv version found 2026-10-27
109 H109 LLM agents in multi-agent systems conform to peers; the confidence gap and format of peer information control the strength of herding. cho2025 arXiv:2505.21588 2025 arXiv abstract page 2026-10-27
110 H110 LLM sellers in continuous double auctions collude more when they can communicate; collusion propensity differs across models. agrawal2025 arXiv:2507.01413 2025 arXiv abstract page 2026-10-27
111 H111 LLM-based pricing agents autonomously reach supracompetitive prices; small prompt wording changes alter the degree of collusion. fish2024 arXiv:2404.00806 2024 arXiv API 2026-10-27
112 H112 Q-learning pricing algorithms learn to collude tacitly in repeated oligopoly without communication. calvano2020 10.1257/aer.20190623 2020 Crossref (title/authors/venue matched) 2026-10-27
113 H113 Q-learning under sequential pricing converges to supracompetitive (Edgeworth-cycle) outcomes. klein2021 10.1111/1756-2171.12383 2021 Crossref (title/authors/venue matched) 2026-10-27
114 H114 Empirical evidence of higher margins after adoption of algorithmic pricing in German retail gasoline. assad2024 10.1086/726906 2024 Crossref (title/authors/venue matched) 2026-10-27
115 H115 Asymmetric pricing-algorithm adoption softens competition through commitment and frequency effects. brown2023 10.1257/mic.20210158 2023 Crossref (title/authors/venue matched) 2026-10-27
116 H116 Reinforcement-learning informed speculators in a Kyle-type market sustain supracompetitive profits via price-trigger strategies or homogenized learning biases, lowering price informativeness and liquidity. dou2025 10.3386/w34054 2025 Crossref (title/authors/venue matched) 2026-10-27
117 H117 Q-learning market makers learn adverse-selection pricing but quote markups over competitive spreads, shrinking with the number of algorithms. colliard2026 10.1093/rfs/hhag010 2026 Crossref (title/authors/venue matched) 2026-10-27
118 H118 Algorithmic monoculture: when many decision-makers rely on the same algorithm, outcomes can be worse even if the algorithm is individually more accurate. kleinberg2021 10.1073/pnas.2018340118 2021 Crossref (title/authors/venue matched) 2026-10-27
119 H119 Shared foundation models produce outcome homogenization: the same individuals are systematically mis-served across deployers. bommasani2022 arXiv:2211.13972 2022 arXiv API 2026-10-27
120 H120 Foundation models create homogenization risk: downstream systems inherit the same strengths and failure modes. bommasani2021 arXiv:2108.07258 2021 arXiv API 2026-10-27
121 H121 Generative AI raises individual creativity but reduces collective diversity of outputs. doshi2024 10.1126/sciadv.adn5290 2024 Crossref (title/authors/venue matched) 2026-10-27
122 H122 Standard LLM outputs show diminished diversity of thought relative to human samples. park2024brm 10.3758/s13428-023-02307-x 2024 Crossref (title/authors/venue matched) 2026-10-27
123 H123 LLM assistance homogenizes human creative ideation across users. anderson2024 10.1145/3635636.3656204 2024 Crossref (title/authors/venue matched) 2026-10-27
124 H124 S3: social-network simulation with LLM-empowered agents reproduces emotion, attitude and information propagation. gao2023s3 arXiv:2307.14984 2023 arXiv API 2026-10-27
125 H125 Generative agents with memory, reflection and planning produce believable emergent social behaviour. park2023 10.1145/3586183.3606763 2023 Crossref (title/authors/venue matched) 2026-10-27
126 H126 LLMs can simulate multiple humans and replicate classic human-subject studies (Turing experiments), with fidelity varying by model and task. aher2023 https://proceedings.mlr.press/v202/aher23a.html 2023 publisher page (PMLR v202:337-371) + arXiv API 2208.10264 2026-10-27
127 H127 Conditioning LLMs on demographic backstories produces silicon samples that match human sub-populations' response distributions. argyle2023 10.1017/pan.2023.2 2023 Crossref (title/authors/venue matched) 2026-10-27
128 H128 Expectations elicited from an LLM reading WSJ articles track professional forecaster surveys and are extrapolative. bybee2023 arXiv:2305.02823 2023 arXiv API 2026-10-27
129 H129 Automated social science: LLMs generate hypotheses and act as subjects in simulated experiments. manning2024 arXiv:2404.11794 2024 arXiv API 2026-10-27
130 H130 ChatGPT choices in behavioural games fall within the human distribution and are more cooperative/altruistic than the median human. mei2024 10.1073/pnas.2313925121 2024 Crossref (title/authors/venue matched) 2026-10-27
131 H131 LLMs in repeated games cooperate well in self-interested games but coordinate poorly, revealing systematic behavioural signatures. akata2025 10.1038/s41562-025-02172-y 2025 Crossref (title/authors/venue matched) 2026-10-27
132 H132 LLM service behaviour drifts over months (GPT-3.5/4 March vs June 2023), motivating frozen decision libraries for replicability. chen2024hdsr 10.1162/99608f92.5317da47 2024 Crossref (title/authors/venue matched) 2026-10-27
133 H133 Ensembles of twelve LLMs match human crowd forecasting accuracy (wisdom of the silicon crowd), illustrating diversity benefits across models. schoenegger2024 10.1126/sciadv.adp1528 2024 Crossref (title/authors/venue matched) 2026-10-27
134 H134 Multi-agent reinforcement-learning stock market reproduces stylized facts; RL-agent precursor of LLM-populated markets. lussange2021 10.1007/s10614-020-10038-w 2021 Crossref (title/authors/venue matched) 2026-10-27
135 H135 Generative AI agents can be modelled as economic agents with new primitives (prompts, context); framework for LLM-agent economics. immorlica2024 arXiv:2406.00477 2024 arXiv API 2026-10-27
136 H136 LLM social simulations are a promising method provided validity concerns (homogeneity, sycophancy, drift) are addressed. anthis2025 arXiv:2504.02234 2025 arXiv API 2026-10-27
137 H137 Deep learning adoption increases uniformity and interconnectedness in finance; models built on the same data generate correlated predictions. gensler2020 10.2139/ssrn.3723132 2020 Crossref (title/authors/venue matched) 2026-10-27
138 H138 Widespread use of common AI models and data sources could increase correlations in trading, lending and pricing (FSB 2024). fsb2024 https://www.fsb.org/uploads/P14112024.pdf 2024 publisher page (fsb.org, 14 Nov 2024) 2026-10-27
139 H139 AI in risk management can create endogenous systemic risk through common models and procyclical responses. danielsson2022 10.1016/j.jbankfin.2021.106290 2022 Crossref (title/authors/venue matched) 2026-10-27
140 H140 AI amplifies existing vulnerabilities and makes crises faster and more severe in a game-theoretic model of AI-driven markets. danielsson2025 10.1016/j.jfs.2025.101453 2025 Crossref (title/authors/venue matched) 2026-10-27
141 H141 Intelligent financial system: AI transforms intermediation, asset management and payments, with monoculture and correlation among the financial-stability concerns. aldasoro2025 10.1016/j.jfs.2025.101472 2025 Crossref (title/authors/venue matched) 2026-10-27
142 H142 In LLM re-creations of herding experiments, AI agents rely more on private signals than humans, but can be prompted to herd when maximizing profit. hansen2025 10.17016/FEDS.2025.090 2025 Crossref (title/authors/venue matched) 2026-10-27
143 H143 Unified model in which AI adoption share and signal correlation raise systemic-risk coupling convexly; 13F evidence of tail-loss amplification. meng2026 arXiv:2604.03272 2026 arXiv abstract page 2026-10-27

# Summary counts

  • Verified entries in this ledger: 143, one per bib key; paper/references.bib has 143 entries (every ledger row has a bib entry and vice versa; cross-checked with comm on 2026-10-27).
  • Could not verify / replaced: see next section (none of these are in the bib).

# Could not verify (NOT in references.bib)

item what we looked for why excluded
"ElliottAgents" / other 2025 LLM-trading benchmark names seen in secondary blogs a primary arXiv or proceedings record no primary record found; blog mentions only
Danielsson & Uthemann, "Artificial intelligence and financial crises" arXiv:2407.17048 journal reference on the arXiv page arXiv page shows no journal-ref; we cite the Journal of Financial Stability version danielsson2025 (Crossref 10.1016/j.jfs.2025.101453) instead
Lopez-Lira & Tang (2023) journal version a peer-reviewed journal DOI still an arXiv/SSRN preprint as of v6 (Oct 2025); cited as lopezlira2023chatgpt (arXiv)
Dou, Goldstein & Ji — journal version a journal DOI only NBER w34054 / SSRN 4452704 exist; cited as dou2025 (NBER, Crossref 10.3386/w34054)
Colliard, Foucault & Lovo — volume/pages RFS volume, issue, pages Crossref lists the RFS article (10.1093/rfs/hhag010) with no volume/pages yet; bib entry carries note = {Forthcoming}
Song (2026) — arXiv version an arXiv ID for the ICLR 2026 workshop paper none found; cited via the OpenReview/ICLR page
Byrd, Hybinette & Balch 2019 arXiv 1904.12066 arXiv API record (rate-limited, HTTP 429) abstract page fetched instead; we cite the SIGSIM-PADS 2020 version byrd2020 (Crossref 10.1145/3384441.3395986)
Arthur, Holland, LeBaron, Palmer & Tayler (1997) Santa Fe chapter a DOI for the book chapter in The Economy as an Evolving Complex System II no Crossref record; we cite lebaron1999 (JEDC) for the Santa Fe market instead
Hasbrouck (2007) Empirical Market Microstructure (book) a DOI book has no DOI; not needed since hasbrouck1991/hasbrouck1993/hasbrouck1995 cover the measures
Vives (2008) Information and Learning in Markets a DOI book without Crossref DOI; hellwig1980, grossman1980, kyle1985 suffice
Aher et al. 2023 ICML via ACM DL (10.5555/3618408.3618425) Crossref record 10.5555 is not registered at Crossref; cited via the PMLR page instead
Aldasoro et al. — guessed DOI 10.1016/j.jfs.2025.101456 Crossref resolved to a different paper; corrected to 10.1016/j.jfs.2025.101472 (now aldasoro2025)
Thurner, Farmer & Geanakoplos — guessed DOI 10.1080/14697688.2011.586336 Crossref not found; corrected to 10.1080/14697688.2012.674301 (now thurner2012)
Pasquariello — guessed DOI 10.1093/rfs/hhl046 Crossref not found; corrected to 10.1093/rfs/hhl010 (now pasquariello2007)
Chiarella–Iori–Perelló, Back–Cao–Willard, Foster–Viswanathan, Ladley, Hasbrouck 1991, Kondor 2012 — first-guess DOIs Crossref each first guess resolved to a different paper; all corrected by Crossref bibliographic query and re-verified (DOIs in table above)

| 144 | feedback-delong | Positive-feedback traders can destabilize prices and rational speculators may amplify rather than offset them | delong1990 | 10.1111/j.1540-6261.1990.tb03695.x | 1990 | Crossref (title/authors/venue matched) | 2026-10-27 |

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