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Update variance.py #11

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12 changes: 6 additions & 6 deletions synthdid/variance.py
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Original file line number Diff line number Diff line change
Expand Up @@ -72,28 +72,28 @@ def estimate_variance(self, algo="placebo", replications=200):
post_sdid = pla_result.loc[self.post_term[0] :, "sdid"].mean()

pre_treat = (pla_Y_pre_t.T @ pla_hat_lambda).values[0]
sdid_counterfuctual_post_treat = pre_treat + (post_sdid - pre_sdid)
sdid_counterfactual_post_treat = pre_treat + (post_sdid - pre_sdid)

result_tau_sdid.append(
post_placebo_treat - sdid_counterfuctual_post_treat
post_placebo_treat - sdid_counterfactual_post_treat
)

## sc
sc_counterfuctual_post_treat = pla_result.loc[
sc_counterfactual_post_treat = pla_result.loc[
self.post_term[0] :, "sc"
].mean()
result_tau_sc.append(post_placebo_treat - sc_counterfuctual_post_treat)
result_tau_sc.append(post_placebo_treat - sc_counterfactual_post_treat)

# did
did_post_actural_treat = (
post_placebo_treat
- pla_result.loc[: self.pre_term[1], "pla_actual_y"].mean()
)
did_counterfuctual_post_treat = (
did_counterfactual_post_treat = (
pla_Y_post_c.mean(axis=1).mean() - pla_Y_pre_c.mean(axis=1).mean()
)
result_tau_did.append(
did_post_actural_treat - did_counterfuctual_post_treat
did_post_actural_treat - did_counterfactual_post_treat
)

return (
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