Difference-in-difference estimators attempt to
A)attempt to replicate randomized clinical trials by comparing treatment and control groups before and after a treatment is imposed to estimate the impact of a given policy intervention.
B)take differences of both the dependent and independent variables.
C)only difference the dependent variables and regress the differences on the independent variables.
D)obtain estimates at points in the distribution of the dependent variable aside from the mean.

Question

Quizplus · Accepted Answer

Difference-in-difference estimators compare changes in outcomes before and after a treatment is introduced to a group that receives treatment and a control group that doesn't. This method attempts to replicate randomized clinical trials by estimating the impact of a policy intervention. The other options are not accurate descriptions of difference-in-difference estimators.

Difference-In-Difference Estimators Attempt to