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  2. What is the Capital Asset Pricing Model (CAPM)? - AOL

    www.aol.com/finance/capital-asset-pricing-model...

    The capital asset pricing model (CAPM) is a financial model used to determine a security’s expected return considering its associated risk. Developed in the 1960s, CAPM has become an essential ...

  3. Capital asset pricing model - Wikipedia

    en.wikipedia.org/wiki/Capital_asset_pricing_model

    An estimation of the CAPM and the security market line (purple) for the Dow Jones Industrial Average over 3 years for monthly data.. In finance, the capital asset pricing model (CAPM) is a model used to determine a theoretically appropriate required rate of return of an asset, to make decisions about adding assets to a well-diversified portfolio.

  4. Roll's critique - Wikipedia

    en.wikipedia.org/wiki/Roll's_critique

    This statement is a mathematical fact, requiring no model assumptions. Given a proxy for the market portfolio, testing the CAPM equation is equivalent to testing mean-variance efficiency of the portfolio. The CAPM is tautological if the market is assumed to be mean-variance efficient. [2] 2.

  5. Modern portfolio theory - Wikipedia

    en.wikipedia.org/wiki/Modern_portfolio_theory

    The CAPM is a model that derives the theoretical required expected return (i.e., discount rate) for an asset in a market, given the risk-free rate available to investors and the risk of the market as a whole. The CAPM is usually expressed:

  6. Problems with economic models - Wikipedia

    en.wikipedia.org/wiki/Problems_with_economic_models

    (Any model based on a flawed theory, cannot transcend the limitations of that theory.) Joseph Stiglitz' 2001 Nobel Prize lecture reviews his work on information asymmetries, [1] which contrasts with the assumption, in standard models, of "perfect information". Stiglitz surveys many aspects of these faulty standard models, and the faulty policy ...

  7. Consumption-based capital asset pricing model - Wikipedia

    en.wikipedia.org/wiki/Consumption-based_capital...

    The consumption-based capital asset pricing model (CCAPM) is a model of the determination of expected (i.e. required) return on an investment. [1] The foundations of this concept were laid by the research of Robert Lucas (1978) and Douglas Breeden (1979). [2] The model is a generalization of the capital asset pricing model (CAPM). While the ...

  8. Fama–MacBeth regression - Wikipedia

    en.wikipedia.org/wiki/Fama–MacBeth_regression

    The Fama–MacBeth regression is a method used to estimate parameters for asset pricing models such as the capital asset pricing model (CAPM). The method estimates the betas and risk premia for any risk factors that are expected to determine asset prices.

  9. Commonwealth leaders say 'time has come' for discussion on ...

    www.aol.com/news/king-charles-queen-camilla...

    APIA, Samoa (Reuters) -Commonwealth leaders, ending a week-long summit in Samoa, said on Saturday the time had come for a discussion on whether Britain should commit to reparations for its role in ...

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