Women earn 80 cents, on average, for every dollar a man earns. This lecture reviews a variety of potential explanations for this gender wage gap and the empirical support for each.
Goldin, Claudia. 2014. "A Grand Gender Convergence: Its Last Chapter." American Economic Review, 104 (4): 1091-1119.DOI: 10.1257/aer.104.4.1091
Or, for a less technical version with a similar argument see:
Goldin, Claudia. 2015. How to Achieve Gender Equity in Pay. The Milken Institute Review Third Quarter: 24-33.
Hotchkiss, Julie L. and M. Melinda Pitts. 2005. “Female labour force intermittency and current earnings: switching regression model with unknown sample selection.” Applied Economics 37(5): 545-560.
Blau, Francine D. and Lawrence M. Kahn. 2017. The Gender Wage Gap: Extent, Trends, and Explanations. Journal of Economic Literature 55(3): 789-865.