{"kind":"assistant","text":"smf.ols('Y ~ Treated + Post + Treated:Post').fit(cov_type='cluster', groups=state, use_t=True) (CR1 errors with statsmodels' default G/(G-1)\u00b7(N-1)/(N-K) correction)","tool_calls":[{"args":{"cluster":"state","controls":["Treated","Post"],"dataset":"ref_panel","x":["Treated_Post"],"y":"ln_x_cand_all"},"id":"script_1","name":"infer__ols"}]}