Trading Is Hazardous to Your Wealth: The Common Stock Investment Performance of Individual Investors

Author: Brad Barber & Terrance Odean

"Individual investors who hold common stocks directly pay a tremendous performance penalty for active trading. Of 66,465 households with accounts at a large discount broker during 1991 to 1996, those that trade most earn an annual return of 11.4 percent, while the market returns 17.9 percent. The average household earns an annual return of 16.4 percent, tilts its common stock investment toward high-beta, small, value stocks, and turns over 75 percent of its portfolio annually...."



The Journal of Finance, Vol. LV, No. 2, April, 2000
Source: http://ssrn.com/abstract=219228

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