# Baseline classical economy (no LLM). All numbers documented in docs/assumptions.md.
name: baseline
seed: 1
n_ticks: 600
warmup: 100
assets: {n_assets: 1, tick_cents: 1, initial_price_cents: 20000, price_band_pct: 0.5, max_order_qty: 10000}
fundamentals: {div_interval: 20, r_period: 0.0025, mu: [50.0], mu_shift: 0.0, p_switch: 0.0, rho: 0.98, sigma: 2.0,
               jump_prob: 0.0, jump_sigma: 0.0, factor_loading: [0.0], x0: 0.0}
news: {rate: 0.02, noise_sd: 1.0, misleading_share: 0.0, misleading_bias: 10.0, window: 20}
exchange: {maker_fee_bps: 0.0, taker_fee_bps: 2.0, min_latency: 0.05, halt_threshold: null, halt_window: 10, halt_duration: 20,
           halt_cancel_resting: true, allow_short: false, max_short_lots: 0, margin_check: true, liquidation_fraction: 0.5, order_ttl: 50}
population:
  n_traders: 100
  mix: {fundamentalist: 0.25, trend: 0.06, meanrev: 0.10, noise: 0.50, market_maker: 0.05, statarb: 0.0, leveraged: 0.04}   # calibrated 2026-10-27 (scripts/10)
  activity: {fundamentalist: 0.20, trend: 0.20, meanrev: 0.20, noise: 0.30, market_maker: 0.5, statarb: 0.2, leveraged: 0.2}
  policy_kwargs: {fundamentalist: {aggressiveness: 20.0}, noise: {p_market: 0.6}, market_maker: {quote_qty: 20}}
  llm_share: 0.0
  llm_replace: proportional
  llm_keep_market_makers: true
  informed_share: 0.3
  precision: 2.0
  leverage_cap: 3.0
  maintenance_margin: 0.25
  endowment: {cash_cents: 2000000, shares: 100, wealth_dispersion: 0.3}
  latency: {min: 0.05, max: 1.0, llm_latency: null}
  llm:
    provider_mix: {mock: 1.0}
    models: {mock: mock-v1, openai: gpt-5.4-nano, anthropic: claude-haiku-5-5}
    prompt_set: single
    prompt_version: v1
    memory: 0
    channel: false
    cohort_size: 5
    decision_interval: 20
    stagger: true
    stagger_slots: 4
    informed_share: null          # inherit the replaced slot's information (matched pairs hold information fixed)
    precision: 2.0
    max_order_qty: 50
    reasoning_effort: low
    max_output_tokens: 1200
    concurrency: 8
    usd_cap: 5.0
    cache: true
shocks:
  - {time: 300, kind: fundamental_jump, size: 10.0}      # +10 cents on the latent deviation -> +10/(1+r-rho) = +4.4 on V (+2.2 %), revealed only through news / the next dividend
  - {time: 450, kind: placebo}
output: {events: false, trades: true, llm_log: true, lookback: 60}
treatment: {}