Some of society's most intractable problems come not from its failures but from its successes. Often you can't get a good thing without paying a bad price. A prime example is our public old-age pension system Social Security.

Canada's number of deaths is increasing even as the number of births drops, and in the next century the two lines will cross, causing the population of Canada to shrink.

As Europe and Asia become "veritable old-age homes," the United States will enjoy the benefits of a growing population, but there is still some room for improvement.

What will be the effect of Western Europe's declining birthrate on population?

The fight against terrorism is no closer to success today than it was a decade ago when, in the wake of the September 11 terror attacks, President George W. Bush declared a Global War on Terrorism.

Whoever is in power to draw new district lines will shape congressional majorities in the next decade.

Review of Fewer: How the New Demography of Depopulation Will Shape Our Future by Ben J. Wattenberg.

A new book explores Europe's ills by examining its demographic and migration problems.