Run the following command in Stata:
estat bgodfrey is for time-series data (single unit). xtserial is specifically for panel data (many units over time). install xtserial stata
(be careful with Nickell bias in short panels). Run the following command in Stata: estat bgodfrey
If you are working with panel data (also known as longitudinal data) in Stata, one of the most critical diagnostic tests you will need to perform is checking for in your residuals. Serial correlation can lead to biased standard errors, inefficient estimates, and incorrect inferences. and incorrect inferences. . Instead
. Instead, you must install it directly from the journal's repository. Quick Guide: Installing and Using 1. Installation Steps