Develops and analyzes a new database that links information on a sample of exempt immediate relative immigrants in Fiscal Year 1985 with information on the characteristics of their petitioners or sponsors in order to examine the chain migration issue. Analysis indicates that an explosive increase is unlikely. (JS)

Describes the characteristics of migration systems where two or more societies are connected through migration patterns. Identifies the four major migration systems that populated North America. Reviews the literature in relation to migration systems and discusses autobiographical accounts of migration. Provides an extensive bibliography. (CMK)

California, the largest employer of seasonal labor in the United States, provides low-cost housing for migrant farmworkers in 15 counties during the harvest season from April through November. In 1987, the 21st year of data collection, 27 housing centers with 2,071 housing units served 2,461 families containing 12,174 individuals. About 53% of…