The positive cross-country correlation between health and economic growth is well-established, but the underlying mechanisms are complex and difficult to discern. Three issues are of central concern. First, assessing and disentangling causality between health and economic growth is empirically...

Economists increasingly accept that social norms have powerful effects on human behavior and outcomes. In recent history, one norm widely adhered to in most developed nations has been for men to be the primary breadwinner within mixed-gender households. As women have entered the labor market in...

Many economists have long held that market failures create a gap between social and private returns to Research and Development (R&D), thereby limiting private incentives to invest in R&D. However, this common belief that firms significantly underinvest in R&D is increasingly being challenged,...