Sample data for difference in difference
This data has been generated to illustrate the use of difference in difference functions in package fixest. This is a balanced panel of 104 individuals and 10 periods. About half the individuals are treated, the treatment having a positive effect on the dependent variable y
after the 5th period. The effect of the treatment on y
is gradual.
data(base_did)
base_did
is a data frame with 1,040 observations and 6 variables named y
, x1
, id
, period
, post
and treat
.
y: The dependent variable affected by the treatment.
x1: An explanatory variable.
id: Identifier of the individual.
period: From 1 to 10
post: Indicator taking value 1 if the period is strictly greater than 5, 0 otherwise.
treat: Indicator taking value 1 if the individual is treated, 0 otherwise.
This data has been generated from R.
Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.