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econ.EM2022★ 4 cited
Difference-in-Differences for Policy Evaluation
Brantly Callaway
Difference-in-differences is one of the most used identification strategies in empirical work in economics. This chapter reviews a number of important, recent developments related…
econ.EM2022★ 17 cited
Difference in Differences with Time-Varying Covariates
Carolina Caetano, Brantly Callaway, Stroud Payne +1
This paper considers identification and estimation of causal effect parameters from participating in a binary treatment in a difference in differences (DID) setup when the parallel…