Worst quarter since 1982 as spending, investment and exports drop sharply WASHINGTON (MarketWatch) -- The U.S. economy was hitting on virtually no cylinders in the fourth quarter, as gross domestic product fell at the fastest pace since 1982 on sharp declines in consumer spending, investment and exports, the government said Friday. GDP fell at a 6.2% seasonally adjusted annualized pace in the final three months of 2008, revised from the initial estimate of a 3.8% drop, the Commerce Department reported. It was the worst decline in GDP since a 6.4% decrease in the first quarter of 1982. "Economic developments in...