The volume of labor certifications granted to foreign workers by the Department of Labor during the fiscal year 1968 totaled 141,827, a 21.7 percent increase over fiscal year 1967 (116,499). This increase is attributed to the Immigration and Nationality Act which became effective on July 1, 1968. A series of tables describes alien workers approved…

Latin Americans are displacing Blacks in the most menial and low paying positions as a rapidly increasing percentage of the various categories of dirty work are being occupied by Spanish speaking people. As Blacks move into less menial and better paying positions, a new underclass of Spanish speaking immigrant workers is being created. (Author/NQ)

The model describes the demand and supply of low-skill labor (private household workers, other service workers, and nonfarm laborers) by State, based on the March 1970 Current Population Survey for 43 States and groups of States by a simultaneous-equations method. (Author/EA)

Data on the educational level of the Soviet work force is presented. (KM)

The following are some of the findings based on the results of the annual survey of marital and family characteristics of workers: (1) about 27.6 million of 62.7 million children had mothers in the labor force (over 2 million more than in March 1970); (2) 1.1 million of 6.5 million children under six were in families headed by women (71 percent…