Sharp differences in time use by nativity emerge when activities are distinguished by incidence and intensity in recent US data. A model with daily fixed costs for assimilating activities predicts that immigrants are less likely than natives to undertake such activities on a given day; but those...

Time-diary data from 27 countries show a negative relationship between GDP per-capita and gender differences in total work—for pay and at home. In rich non-Catholic countries, men and women average about the same amount of total work. Survey results show scholars and the general public believe...