The exceptionally high fertility among ultra-Orthodox Jews, and Arab minority, increasing portions of the population, is the main reason for Israel's flagging labor-force participation. In addition, high fertility diminishes Israel's skill attainment of the labor force. A rise in income...

The pay-as-you-go social security system, which suffers from dwindling labor force, can benefit from immigrants with birth rates that exceed the native-born birth rates in the host country. Thus, a social security system provides effectively an incentive to liberalize migration policy. The paper...