Argues that the semiperipheral development of Puerto Rico since around 1975 has created a relative labor surplus in formal sectors of the economy while increasing demand for cheap labor in the informal service sector. Describes migration of Puerto Ricans to and from the U.S. and of Dominicans to Puerto Rico. (AF)

This population profile summarizes a range of demographic, social, and economic data collected by the Census Bureau during 1983 and 1984. Geographic coverage is primarily for the nation as a whole, although some demographic data at the State level are also included. The areas covered are as follows: (1) national population trends; (2) national…

Trends in black and white migration differentials (by race, age, education, and region) between 1965 and 1976 are analyzed in this paper. Findings provide further documentation of the increased net flow of populations from the North and East to the South and West regions of the United States. Migration differentials with respect to age increased…

An assessment of contributions of metro/nonmetro migrants to the population and labor force of nonmetro localities is presented in narrative and tables, with data based on special tabulations from the March 1975 Current Population Survey of the Bureau of the Census. Migrants are described in terms of characteristics (compared by race, sex, age,…

SPECIALIZATION IN THE CROPS BEST ADAPTED TO THE LOCAL AREA IS SEEN AS A HIGHLY PRODUCTIVE SYSTEM OF AGRICULTURE, BUT BY CREATING THE NEED FOR LARGE NUMBERS OF WORKERS FOR SHORT PERIODS OF TIME, IT CAUSES UNEMPLOYMENT AND MIGRATION. A SURVEY OF FRUIT AND VEGETABLE WORKERS IN STANISLAUS COUNTY, CALIFORNIA IN 1962-63 REVEALS--(1) THEIR EARNINGS ARE…