The effect of fertility on mothers' labor supply over the last two centuries / Daniel Aaronson (Federal Reserve Bank of Chicago), Rajeev Dehejia (New York University and IZA), Andrew Jordan (University of Chicago), Cristian Pop-Eleches (Columbia University), Cyrus Samii (New York University), Karl Schulze (Federal Reserve Bank of Chicago) ; IZA, Institute of Labor Economics. Bonn, Germany : IZA Institute of Labor Economics, February 2017