{"kind":"assistant","text":"sm.OLS(y, const + TreatGroup + Post + DiD).fit(cov_type='cluster', groups=kode_neil)","tool_calls":[{"args":{"cluster":"kode_neil","controls":["TreatGroup","Post"],"dataset":"ref_panel","x":["DiD"],"y":"lcapital_exp_pc"},"id":"script_1","name":"infer__ols"}]}