Lake Keowee Real Estate News – Lake Keowee homes for sale – Lake Keowee News – Lake Keowee Waterfront property for sale – Lake Keowee Waterfront Real Estate for Rent – Stock indexes end year with double-digit gains but took investors on a roller-coaster ride – By David K. Randall – New York – For investors, 2010 was a 12-month tug of war between optimism and doubt. Stocks initially strengthened, the job market didnt, and fears of economic collapse in Europe and a chilling flash crashleft many investors almost too stunned to act….