This paper develops and estimates models of family and sex-specific emigration, as well as the sex composition of this emigration, from 12 European source countries to the U.S. for the period 1870-1910. The models are based on the distinction between economic migrants (males, single females, and...

Little is known about international return migration because governments rarely track out-migrants. However, one exception occurred early in the 20th century when the United States kept records of emigrants. Using within-country changes in quota allocations in 1921, 1924, and 1929 in combination...

This study develops a methodology that allows migration decision-making to be studied in a laboratory experimental setting. Moreover, this methodology permits an examination of the importance of natural and man-made hazards in migration decisions- factors that have not been extensively studied...

This article provides a history of the early contributions to the scientific study of migration. It begins with Ravenstein (1880s) and also features the work of D. S. Thomas (1930s). Moreover, the development of the gravity model as applied to migration research (1930s and 1940s) is discussed....