Using time-diary data from 25 countries, we demonstrate that there is a negative relationship between real GDP per capita and the female-male difference in total work time per day-the sum of work for pay and work at home. In rich northern countries on four continents there is no difference-men...

Using time-diary data from 25 countries, we demonstrate that there is a negative relationship between real GDP per capita and the female-male difference in total work time per day - the sum of work for pay and work at home. In rich northern countries on four continents, including the United...