{"kind":"assistant","text":"2SLS by matrices: X = [1, controls, D], Z = [1, controls, byr4647]","tool_calls":[{"args":{"dataset":"ref_iv","endog":["privpubins3r"],"exog":["rep","ind","con","mod","ideostrength","hcsocial","fininsur","healthcaresupport","child18","male","married","labor","mobility","homeowner","religimp","employed","votereg","vote08","black","hispanic2","military","fincome","newsint","publicemp","bornagain"],"instruments":["byr4647"],"se":"HC1","y":"suppafford"},"id":"script_1","name":"infer__iv_2sls"}]}