New answers tagged difference-in-difference
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Outcome Level vs. Treatment Level vs. Fixed-Effects Level in Difference-in-Differences
One of my models tries to understand the impact of the opening of a public facility (treatment is municipal-level) on also municipal-level outcomes. I am worried about time-varying cofounders like ...
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Difference-in-Difference with non-absorbing treatment
The short answer is that you do not need to add any additional time-invariant variables to the standard two-way fixed effects (TWFE) model. The treatment indicator $D_{it}$ already captures the key ...
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