We present new data on real output per worker, schooling per worker, human capital per worker, real physical capital per worker for 168 countries. The output data represent all available data from Maddison. The physical capital data represent all available data from Mitchell. One major...

This extended data appendix describes the sources and methods used to construct the data used in our paper "Economic Growth in the Long Run."

Children born to unmarried parents may receive lower human capital investments in youth, leading to higher levels of criminal activity as adults. Therefore, unmarried fertility may be positively associated with future crime. On the other hand, in an environment in which social stigma attached to...