...In Japan, where the fall in fertility rates began early, the working-age population has been a diminishing share of the nation for 20 years. Yet for much of that period, unemployment has been up, not down.

"Similarly, in the United States, the number of people between the ages of 15 and 24 has been declining in relative terms since 1990," demographer Phillip Longman observed in the Harvard Business Review. "But the smaller supply has not made younger workers more valuable; their unemployment rate has increased relative to that of their older counterparts."

Far from boosting the economy, an aging population depresses it. As workers are taxed more heavily to support surging numbers of elders, they respond by working less, which leads to stagnation, which reduces economic opportunity still further. "Imagine that all your taxes went for nothing but Social Security and Medicare," says Longman in "Demographic Winter," a new documentary about the coming population decline, "and you still didn't have health care as a young person."... LINK