Population Aging and Migration
By Panu Poutvaara International migration flows largely reflect demographic patterns and economic opportunities. Migration flows increase in expected income and other pull factors in potential destinations, and in push factors in the origin, like high unemployment, low wages, and high population growth. Migration flows decrease in the geographic and cultural distance between the potential origin and destination, and in other migration costs. To the extent that migrants are employed, immigration can alleviate challenges arising from population aging. Read book here