Existing data on illegal immigration in the U.S. is inadequate. The limited availability of macrodata on the size of the annual flows and of the accumulated stock of individuals as well as of microdata on their influence on selected labor markets has been used to forestall policy reform efforts. (Author/RDN)

Results of field research conducted in South Texas during 1982-1983 suggest that immigration leads to downward social mobility with respect to legal status of household members, type of employment, and property ownership. Hypothesizes that household immigration from Mexico is a response to new opportunity structures and widening employment…

Compares working conditions of documented and undocumented Dominicans in New York City. Concludes that one of the most important functions served by the illegal alien population in a surplus labor region like New York City resides primarily in its greater controllability by employers in the secondary labor market. (RDN)

Immigration legislation in the United States is aimed primarily at Mexican migrants, who account for over half of all undocumented immigrants in the United States. Citizens of Central American and Caribbean countries contribute another 20%. The first section of this booklet traces the development of United States immigration legislation from the…

Uses 1980 Public Use Microfiles to delineate four Mexican-origin immigrant status groups--post-1975 Mexican-born noncitizens, pre-1975 Mexican-born noncitizens, self-reported naturalized citizens, and native-born Mexican Americans. Argues that the pattern of sociodemographic differences reveals that the first two categories contain a substantial…

In 1980, 25% of the 14 million foreign-born persons in the United States were in California; 1.7 million of these were in Los Angeles County. Half of the 2.1 million undocumented immigrants counted in the 1980 United States Census lived in California, and about 75% of these were of Mexican origin. Results of a 1983 Urban Institute poll revealed…

Characteristics that would tend to place Mexican immigrants in direct competition with native workers for jobs at the bottom of the wage and skill hierarchy are their numbers, their largely undocumented status, low education and skill levels, and poor English-speaking ability. Using regression analysis, 1980 Census data were analyzed to determine…