In a nation of immigrants Los Angeles is increasingly a city of new immigrants. As of 1980,which is the most recent date for which good data are available, 20 percent of the population of the Los Angeles metropolitan area had been born abroad, mostly in Latin America and various Asian countries....

Racial differences in infant mortality in South Africa are studied using household-level data from 1987 to 1989 and 1998. Logistic regression models are estimated to explore the determinants of the overall trend in infant mortality and racial disparities in infants' survival chances. We do not...