In 1991, the Japanese economy ended a historic expansion and entered a period of stagnation that has yet to abate. Nine years later, the US economy ended a similarly historic expansion. There were many similarities in the two countries' expansions: asset price bubbles, a real investment boom,...

The prevailing view of the economic consequences of financing government deficits, as reflected in the recent economics literature and in recent public policy debates, reflects serious misunderstandings. Debt-financed deficits need not "crowd out" any private investment, and may even "crowd in"...