{"call_id":"call_e3405629","diagnostics":[{"name":"design","note":"stacked rows: treated \u00d7 post interaction","value":"stacked"},{"name":"n_obs","value":1209},{"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_clusters","note":"errors not clustered","value":null}],"figures":[{"ci":[-36.2803,-18.4179],"ci_level":0.95,"key":"did","label":"Difference-in-differences effect on cigsale","se":4.55225,"value":-27.3491}],"status":"ok","tables":{"means":[{"group":"treated","mean":116.211,"n":19,"period":"before"},{"group":"treated","mean":60.35,"n":12,"period":"after"},{"group":"comparison","mean":130.57,"n":722,"period":"before"},{"group":"comparison","mean":102.058,"n":456,"period":"after"}]},"tool":"infer.did_2x2","warnings":["with two periods parallel trends cannot be tested"]}