Which method is appropriate to apply to solve ' endogeneity" problem in panel quantile regression model for data of 461 firm with 7 years data?

I have a data for N=461 firm and T=7 years data. I have applied panel quantile regression. It is showing endogeneity problem. How to solve it. can I apply xtqreg or CQIV or xtmdqr or any other...

09 February 2023 4,701 0 View