We present new data documenting the secular decline in fertility in the states of the United States, the dramatic convergence in fertility, child schooling, parental schooling, survival probabilities. In addition we document the disparate nature of the Baby Boom in the United States. There were...

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...

Maintaining today’s global imbalances would help to overcome the major disproportion of our times – income gap between developed and developing countries. This gap was widening for 500 years and only now, in the recent 50 years, there are some signs that this gap is starting to decrease. The...