Now, crimped by shrinking capacity at the airlines, sales have flattened.

FORBES: The thinker

The realities of shrinking spare capacity are becoming more evident by the day.

FORBES: Spare Capacity Dwindles, Alaska Looks Better

Research and development capacity is shrinking.

ECONOMIST: Food and science

Deflation is dangerous, on the other hand, when it reflects a sharp slump in demand, excess capacity and a shrinking money supply as in the early 1930s.

ECONOMIST: Could it happen again?

However since 1960 the US industrial capacity has been shrinking.

FORBES: Come On America, Show Some Pride and End the Recession