At least in the US, fertility rates are affected by recessions. http://www.prb.org/publications/datasheets/2012/world-population-data-sheet/fact-sheet-us-popul

At least in the US, fertility rates are affected by recessions. http://www.prb.org/publications/datasheets/2012/world-population-data-sheet/fact-sheet-us-population.aspx http://www.prb.org/publications/datasheets/2012/world-popula... While prosperous women may have less, overall if the economy is good, more kids are born.