The stock market experienced extreme volatility last week, with the S&P 500 index fluctuating up and down over 4% each day on Monday, Tuesday, and Wednesday before closing down only 1.7% for the week. Treasury rates dropped and the dollar was stable despite the US credit rating downgrade, as some investors sought safe havens. Consumer confidence hit a low not seen since 1980 due to crisis of confidence in government from unresolved debt problems and market tensions between the US and Europe.