This chapter provides a comprehensive expository survey and synthesis of the theoretical determinants of migration. Early work beginning with Adam Smith, running through the pioneering research of Larry Sjaastad in the 1960s, and continuing through the end of the twentieth century established...

Population size and structure in conjunction with the participation behavior are the determinants of labor supply. Thereby, among the demographic components, migration is the one shaping both the size and the structure of a population the strongest in the short to medium term while...