If individual stocks derive their values from the businesses that issue them, then the broad stock market obviously represents not a mere collection of paper stock certificates but the tangible and intangible net assets of American business in the aggregate. Before taking costs into account, investors will inevitably earn long-term returns that approximate the earnings and dividends produced by corporate America. Rapid turnover can ultimately produce no value for investors as a group, for it does nothing to increase the level of corporate earnings and dividends. Nor can market timing have any
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