{
  "citation": "Acemoglu, D., Johnson, S. and Robinson, J. A. (2001). The Colonial Origins of Comparative Development: An Empirical Investigation. American Economic Review 91(5): 1369-1401.",
  "deviation_evidence": "Found in the software-reference run (scripts/paper_repro_reference.py, statsmodels 0.15.0, 2026-10-15), before the MAGI tool ran on this target: the authors' posted maketable2.do asks for robust (HC1) errors, which give 0.0499 on the replication file, while the printed 0.06 matches classical errors (0.0612). The coefficient matches either way (0.5221). The reference keeps the do-file's HC1 as committed; the printed cell is recorded and non-required on T1.",
  "deviation_fields": [
    "se"
  ],
  "doi": "10.1257/aer.91.5.1369",
  "excerpt": "Average protection against expropriation risk, 1985–1995 0.52 (0.06)",
  "independent": null,
  "item_set": null,
  "kind": "paper",
  "known_deviation": "se_convention",
  "licence": "Copyright American Economic Association; cited, not reproduced.",
  "locator": "Table 2 (OLS regressions), column (2) base sample, row 'Average protection against expropriation risk, 1985-1995'",
  "metric": null,
  "n_items": null,
  "page": "1379",
  "read_copy_sha256": "bce991ebdb67555d7ee6d8b0f478cc69d54e78addb7037ccc4e99e0780e324bd",
  "retrieved_at": "2026-10-15",
  "se": 0.06,
  "se_as_published": "0.06",
  "source_id": "ajr_2001.tab2_c2.paper",
  "tolerance_reason": null,
  "units": "log points of GDP per capita per point of the protection index",
  "url": "https://economics.mit.edu/sites/default/files/publications/colonial-origins-of-comparative-development.pdf",
  "value": 0.52,
  "value_as_published": "0.52",
  "verified_by": "primary_source",
  "verified_note": "Read on 2026-10-15 from the JSTOR copy on the first author's MIT page (34-page PDF) with pdftotext -layout and from the rendered page image. Table 2 is on PDF page 12. The notes say 'Standard errors are in parentheses'; the authors' maketable2.do runs regress with the robust option (HC1). Number of observations 64."
}