Björklund, Anders; Lindahl, Mikael; Plug, Erik - Institute for the Study of Labor (IZA) - 2004
We explore the adoption data approach to estimating causal effects of parental education and income on the same … biological background and history of adoptees, we can test basic assumptions that the adoption strategy relies on. We find that … the adoption method survives these tests surprisingly well. Our empirical results suggest that one more year of either …