Stocks recovered Tuesday after tumbling early. The Dow gained 153 points, erasing a 200-point deficit to close at 10808. Stocks jumped on reports that European officials were working on a joint effort to prop up the region's struggling banks.
The Dow lost 283 points to close at 11124 after the Federal Reserve announced it would by Treasury bonds to help the economy
The stock market has taken investors on a wild ride. After plunging Thursday, the Dow Jones swung through a 416-point range Friday before finishing up almost 61. One reason for the behavior is investor fear.
As the Aug. 2 debt deadline approaches, investors can envision everything from the stock market dropping like a rock to the economy shrinking as government vendors lay off thousands of workers.
American exposure to the Greece crisis is high in certain areas. Half the assets in the 10 biggest money market funds are invested in European banks, which hold a lot of Greece's debt.
The Dow gained about 187 points, with the S&P 500 and Nasdaq rising sharply, too