
handle: 2078.1/214080 , 2078.1/195585 , 10419/173223
A common problem with differences-in-differences (DD) estimates is the failure of the parallel-trend assumption. To cope with this, most authors include polynomial (linear, quadratic…) trends among...
parallelism, ddc:330, Differences-in-differences (DD) models, Correction for trend differences, Differences-in-Differences Models, Treatment-effect analysis, C21, C5, Treatment-Effect Analysis, C4
parallelism, ddc:330, Differences-in-differences (DD) models, Correction for trend differences, Differences-in-Differences Models, Treatment-effect analysis, C21, C5, Treatment-Effect Analysis, C4
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