The decline of marriage and fertility is one factor in the global economic crisis, says sociologist W. Bradford Wilcox:

The long-term fortunes of the modern economy depend in part on the strength and sustainability of the family, both in relation to fertility trends and to marriage trends. This basic, but often overlooked, principle is now at work in the current global economic crisis.

That is, one reason that some of the world’s leading economies — from Japan to Italy to Spain to the euro zone as a whole — are facing fiscal challenges is that their fertility rates have been below replacement levels (2.1 children per woman) for decades. Persistent sub-replacement fertility eventually translates into fewer workers relative to retirees, which puts tremendous strains on public coffers and the economy as a whole. Indeed, one recent study finds that almost half of the recent run-up in public debt in the West can be attributed to rapid aging over the last two decades.

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