Problem: In the article "Motherhood Penalties and Fatherhood Premiums: Effects of Parenthood on Earnings Growth Within and Across Firms" by Wei-hsin Yu and Yuko Hara, how did Longitudinal analysis and The fixed-effect model have a positive effect on the study? what were the limitations of these methods?
Are there any research methods that could have worked better?
What would be a suggested study that can extend this research? Need Assignment Help?