top | item 44576539 (no title) cbdumas | 7 months ago How does this square with the fact that fertility declines as income rises, both within and across societies?https://en.wikipedia.org/wiki/Income_and_fertility discuss order hn newest tjwebbnorfolk|7 months ago Because income rises with age, and fertility declines with age. Not that hard to figure out.
tjwebbnorfolk|7 months ago Because income rises with age, and fertility declines with age. Not that hard to figure out.
tjwebbnorfolk|7 months ago