![]() China Daily | ANALYSIS-Dow Theory still valid despite calls for overhaul Reuters Critics argue that an overhaul of the price-weighted index is needed now that five of the Dow's 30 components are trading well below 0. But Richard Russell, editor of the famed Dow Theory letters, said the blue-chip index's recent plunge past lows ... Video: Feb. 24: Stocks End Up on Bernanke Assessment Wall Street Slides As Dow Tumbles To New Low * Techs sector leads market lower on spending fears |

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