[
 {"id":"C1","text":"Memo's conclusion: the OLS slope of y on x is statistically significant at the 5% level.","results_keys":["memo_claim_supported","t_hac","p_hac","beta_ci_low","beta_ci_high"],"status":"unsupported","caveat":"With a Newey-West HAC SE (9 lags), t = 1.56 and p = 0.12, and the 95% CI contains 0. The verdict holds for every bandwidth from 5 to 24 lags."},
 {"id":"C2","text":"The memo's point estimate (0.1017) and conventional SE (0.0448) are reproduced exactly.","results_keys":["beta_hat","alpha_hat","se_iid"],"status":"supported","caveat":"Its numbers are correct. Its uncertainty measure ignores serial correlation."},
 {"id":"C3","text":"The OLS residuals are strongly serially correlated, so the iid SE understates uncertainty. The HAC SE is about 46% larger.","results_keys":["rho_resid","se_iid","se_hac","hac_lags"],"status":"supported","caveat":"Residual AR(1) = 0.61. Bandwidth from the Andrews (1991) AR(1) plug-in rule."},
 {"id":"C4","text":"The HAC-based 95% confidence interval for beta is about [-0.026, 0.230].","results_keys":["beta_ci_low","beta_ci_high"],"status":"supported","caveat":"Normal critical values. Fixed-b inference would widen it."}
]