compute_Xhat: Compute Xhat of pre-treatment differences
Description
compute_Xhat
computes the vector Xhat of pre-treatment differences given the list of cohort means
Ybar_g_list and the list of matrices A_0_list
Usage
compute_Xhat(Ybar_g_list, A_0_list)
Value
Xhat the vector Xhat of pre-treatment differences to be used as regressors
Arguments
- Ybar_g_list
Ybar_g_list
- A_0_list
A_0_list