{"kind":"assistant","text":"IV2SLS.from_formula('part_scale ~ C(year_survey) + [edu ~ treatment]'), clustered by district","tool_calls":[{"args":{"cluster":"district","dataset":"ref_iv","endog":["edu"],"exog":["year_survey_2004.0","year_survey_2005.0","year_survey_2009.0","year_survey_2010.0","year_survey_2012.0"],"instruments":["treatment"],"y":"part_scale"},"id":"script_1","name":"infer__iv_2sls"}]}