{"call_id":"call_89b7833b","diagnostics":[{"name":"design","note":"balanced panel of units in 'loja': estimated in first differences, HC1 errors across units","value":"panel_first_difference"},{"name":"n_obs","value":800},{"name":"se_type","note":"heteroskedasticity-robust standard errors (HC1)","value":"HC1"},{"name":"parallel_trends","note":"with two periods parallel trends cannot be tested; the estimate rests on assuming them","value":"untestable"},{"name":"n_units","value":400}],"figures":[{"ci":[1.82015,2.4027],"ci_level":0.95,"key":"did","label":"Difference-in-differences effect on empregados","se":0.148159,"value":2.11142}],"status":"ok","tables":{"means":[{"group":"treated","mean":1.59943,"n":200,"period":"before"},{"group":"treated","mean":4.48752,"n":200,"period":"after"},{"group":"comparison","mean":0.107045,"n":200,"period":"before"},{"group":"comparison","mean":0.883712,"n":200,"period":"after"}]},"tool":"infer.did_2x2","warnings":["with two periods parallel trends cannot be tested"]}