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  2. Index arbitrage - Wikipedia

    en.wikipedia.org/wiki/Index_arbitrage

    Index arbitrage is a subset of statistical arbitrage focusing on index components.. An index (such as S&P 500) is made up of several components (in the case of the S&P 500, 500 large US stocks picked by S&P to represent the US market), and the value of the index is typically computed as a linear function of the component prices, where the details of the computation (such as the weights of the ...

  3. Fundamentally based indexes - Wikipedia

    en.wikipedia.org/wiki/Fundamentally_based_indexes

    A key belief behind the fundamental index methodology is that underlying corporate accounting/valuation figures are more accurate estimators of a company's intrinsic value, rather than the listed market value of the company, i.e. that one should buy and sell companies in line with their accounting figures rather than according to their current ...

  4. Stock valuation - Wikipedia

    en.wikipedia.org/wiki/Stock_valuation

    Stock valuation is the method of calculating theoretical values of companies and their stocks.The main use of these methods is to predict future market prices, or more generally, potential market prices, and thus to profit from price movement – stocks that are judged undervalued (with respect to their theoretical value) are bought, while stocks that are judged overvalued are sold, in the ...

  5. Stock market index - Wikipedia

    en.wikipedia.org/wiki/Stock_market_index

    Stock market indices may be categorized by their index weight methodology, or the rules on how stocks are allocated in the index, independent of its stock coverage. For example, the S&P 500 and the S&P 500 Equal Weight each cover the same group of stocks, but the S&P 500 is weighted by market capitalization, while the S&P 500 Equal Weight places equal weight on each constituent.

  6. Valuation (finance) - Wikipedia

    en.wikipedia.org/wiki/Valuation_(finance)

    Common terms for the value of an asset or liability are market value, fair value, and intrinsic value.The meanings of these terms differ. For instance, when an analyst believes a stock's intrinsic value is greater (or less) than its market price, an analyst makes a "buy" (or "sell") recommendation.

  7. The Dow vs. Nasdaq vs. S&P 500: What’s the difference? - AOL

    www.aol.com/finance/dow-vs-nasdaq-vs-p-130400719...

    Because the S&P 500 contains hundreds of large companies and represents the lion’s share of total stock market value, it is considered a much better gauge of how the market is performing, even ...

  8. Capitalization-weighted index - Wikipedia

    en.wikipedia.org/wiki/Capitalization-weighted_index

    Every day an individual stock's price changes and thereby changes a stock index's value. The impact that individual stock's price change has on the index is proportional to the company's overall market value (the share price multiplied by the number of outstanding shares), in a capitalization-weighted index.

  9. Automated valuation model - Wikipedia

    en.wikipedia.org/wiki/Automated_valuation_model

    The product of an automated valuation technology comes from the analysis of public record data and computer decision logic combined to provide a calculated estimate of a probable value of a residential property. An AVM uses a combination of two or more types of evaluation, - but most commonly, a hedonic model and a repeat transaction index. The ...