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1{2 "validation_errors": [3  "no json"4 ],5 "doc_id": "jof_12518",6 "ontology_version": "1.0",7 "prompt_version": "1.0",8 "model": "claude-opus-5-5",9 "effort": "medium",10 "annotated_at": "2026-11-03T22:59:16+00:00",11 "source_sha256": "f1de67b38763a6406a2a5f8ea6d7973c5b57e425764e66fe97346dd1ef029529",12 "parser": "pymupdf-jof-heuristics-1.3",13 "payload_chars": 20898,14 "usage": {15  "input": 7763,16  "output": 2158,17  "cache_read": 3968,18  "cache_write": 019 },20 "cost_usd": 0.075006,21 "request_id": "req_011CggpjJVqsfs4uEEvQbLBR",22 "annotation": null,23 "deterministic_checks": {24  "roadmap_regex": false,25  "contribution_regex_in_intro": true,26  "magnitude_in_abstract": false,27  "abstract_n_sentences": 3,28  "intro_n_paragraphs": 5,29  "intro_n_words": 757,30  "causal_words_in_abstract": 0,31  "hedge_words_in_abstract": 1,32  "stars_mentioned": false,33  "clustered_se_mentioned": false,34  "internet_appendix_mentioned": false,35  "section_roles_rule": {36   "0": "introduction",37   "1": "data",38   "2": "other",39   "3": "other",40   "4": "other",41   "5": "robustness",42   "6": "conclusion",43   "7": "appendix",44   "8": "appendix"45  }46 },47 "schema_valid": false,48 "code_version": "feb6c9e-dirty",49 "raw_text": "{\"genre\":\"empirical\",\"subfield\":\"asset_pricing\",\"subfield_secondary\":\"value premium and cash-flow duration\",\"primary_method\":\"reduced_form_regression\",\"identification\":{\"estimand\":\"Differences in future cash-flow (dividend/earnings) growth rates between low and high book-to-market portfolios\",\"strategy\":\"Descriptive portfolio sorts (buy-and-hold and rebalanced) tracking average real dividends and earnings, with adjustments for survivorship and look-back bias; Fama-MacBeth firm-level regressions; valuation-model and accounting decompositions\",\"key_assumptions\":[\"Averages across formation years are representative of expected growth\",\"Reinvesting delisting proceeds properly corrects survivorship bias\",\"Terminal growth perpetuity assumption beyond year 20\"],\"threats_addressed\":[\"survivorship bias\",\"look-back bias\",\"rebalancing effect\",\"small-stock driven results (value vs equal weighting)\",\"negative earnings\"],\"causal_language_strength\":1,\"uses_causal_claim\":false},\"abstract_moves\":{\"question\":{\"present\":false,\"sentence_index\":-1},\"gap\":{\"present\":true,\"sentence_index\":0},\"method\":{\"present\":false,\"sentence_index\":-1},\"results\":{\"present\":true,\"sentence_index\":0},\"magnitude\":{\"present\":false,\"sentence_index\":-1},\"contribution\":{\"present\":true,\"sentence_index\":2}},\"introduction\":{\"moves\":[{\"paragraph_index\":0,\"move\":\"motivation\"},{\"paragraph_index\":0,\"move\":\"tension_or_puzzle\"},{\"paragraph_index\":1,\"move\":\"other\"},{\"paragraph_index\":2,\"move\":\"related_literature_positioning\"},{\"paragraph_index\":3,\"move\":\"preview_of_results\"},{\"paragraph_index\":3,\"move\":\"resolution_of_puzzle\"===\"x\"?\"other\":\"mechanism_or_theory_sketch\"},{\"paragraph_index\":4,\"move\":\"related_literature_positioning\"},{\"paragraph_index\":4,\"move\":\"contribution_statement\"}],\"contribution_paragraph_index\":4,\"contribution_types\":[\"new_evidence\",\"resolution_of_puzzle\"],\"roadmap_present\":false,\"literature_positioning_location\":\"inside_introduction\"},\"section_roles\":[{\"idx\":0,\"role\":\"introduction\"},{\"idx\":1,\"role\":\"da"50}
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