U.S. economists see long-term ills from Iraq war

What's over $100 billion a year in Iraq war costs to a $14 trillion U.S. economy? Not much now, but the tab is growing on a "buy-now-pay-later" plan that threatens long-term problems.

Money was not much of an issue five years ago when President George W. Bush led the country into war in Iraq. Instead, all eyes were on allegations, later proven unfounded, that then-Iraqi President Saddam Hussein had weapons of mass destruction and could use them against the United States.

But $500 billion later, experts worry about the impact on the world's biggest economy, already facing a crippling housing crisis.

"The short-term economic consequences of the war have been manageable and modest. But the long-term consequences will be substantial," said Mark Zandi, chief economist of Moody's Economy.com.

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