This paper summarizes the results of other analyses by the author with regard to the importance of relative cohort size (RCS) in determining male relative income (the income of young adults relative to prime-age workers) and general patterns of economic growth, and in turn influencing fertility...

Using United Nations estimates of age structure and vital rates for nearly 200 nations at five year intervals from 1950 through 1995, this paper demonstrates how changes in relative cohort size appear to have affected patterns of fertility across nations since 1950-not just in developed...

Using two different measures of relative cohort size-one indicating the size and placement of an individual's own birth cohort, and the other, the ratio of young to prime age adults in the United States. in that year-it has been possible to isolate strong effects of the population age structure...