Because the computations for different market indexes are essentially the same,it really doesn't matter which index is used to determine how the performance of your investment portfolio compares to the market.

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Different market indexes track different segments of the market (e.g., the Dow Jones Industrial Average, S&P 500, NASDAQ Composite) and use different methodologies for computation, making some more suitable than others for comparing the performance of specific types of investment portfolios.

Because the Computations for Different Market Indexes Are Essentially the Same,it