A precondition for the absence of labor-market competition between immigrants and natives is that they differ in their willingness to accept work that offers different amenities. The implications of a model embodying this assumption are that immigrants will be observed experiencing inferior...

With rapidly declining fertility and increased longevity the age structure of the labor force in developing countries has changed rapidly. Changing relative supply of workers by age group, and by educational attainment, can have profound effects on labor costs. Their impacts on earnings have...