References

Mitchell, N.M. (2020). Data Management Using Stata: A Practical Handbook. (2nd ed.). Stata Press.

UCLA Advanced Research Computing. (2025). How can I access information stored after I run a command in Stata. Retrieved from https://stats.oarc.ucla.edu/stata/faq/how-can-i-access-information-stored-after-i-run-a-command-in-stata-returned-results/

Wooldridge (2009). Introductory Econometrics: A Modern Approach. (4th ed.). South-Western Cengage Learning.