Material resources affect the levels of mortality. In cross-sectional relationships income has been found to be … between national income per capita and life expectancy. Other studies (e.g., those reviewed in Cochrane et al., 1980) have … inversely related to the economic status of the family, but the measure of economic status used has not always been the same. In …

We describe the use of machine learning methods in the analysis of spatial soil fertility, soil physical …

the change in behavior of fertility rate at business cycle frequencies in the United States between the 1970s and 1990s … and shows how the cyclical and secular properties of fertility can be used to distinguish among several proposed theories … that account for the rise in labor force participation of married mothers. The model, in which households make fertility …

censuses and demographic surveys particularly the World Fertility Survey to ascertain trends in fertility and mortality. The … that fertility has increased in some countries--Kenya and Cameroon; has remained almost stable in Benin, Ivory Coast and …

This study investigates regional marital fertility differentials in Egypt and their relationship to the level of … Blake, 1965) underlying these regional levels and patterns of marital fertility are determined and their relation to the … birth rate in Egypt, the long term fertility and mortality levels are discussed. The prospects of a fertility transition in …

marriage behavior in determining fertility levels. Coale's parameters of the age pattern of first marriage ao, k and C are … first marriage, marital disruption and remarriage on fertility. Techniques for obtaining detailed information on the process … on fertility are discussed. …

children of educated workers are more likely to become educated, this fertility differential increaases the proportion of …Developing countries with highly unequal income distributions, such as Brazil or South Africa, face an uphill battle in … unskilled workers, reducing their wages, and thus their opportunity cost of having children, creating a vicious cycle. A model …

took place in a concentrated period of time. Among the latter was a sharp fall in fertility rates, leading to a growing …

The birth-interval approach to the study of fertility reflects two aspects of the process of reproduction: (1) the … quantum of fertility as indicated by the proportion of women who move to the next higher parity; and (2) the tempo of … fertility, as measured by the time it takes to make the transition for those women who continue reproduction. This paper focuses …