So, what did change, starting around 1960, to account for the decline in marriage rates, the sharp increase in divorce, and the explosion of out-of-wedlock births?

FORBES: The Real Marriage Crisis Is Economics, Not Gay Marriage

In 2010 the percentage of out-of-wedlock births was 41%.

FORBES: The Real Marriage Crisis Is Economics, Not Gay Marriage

Families are smaller, birthrates have dropped, divorce and out-of-wedlock births have soared.

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Let's also talk about her figures on out-of-wedlock births.

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Whereas 62% of all births in Iceland occur out of wedlock and 38% in Britain, in Japan the rate is just 1%.

ECONOMIST: Social conventions and demography add to the sclerosis