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The paper tests the CAPM for the Brazilian stock market using dynamic betas. The sample involves 28 stocks included in …. The main contribution of the paper is the estimation of dynamic betas for Ibovespa shares, which can be useful for …
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. The crux of the traditional Capital Asset Pricing Model (CAPM) methodology is using historical data in the calculation of …
Persistent link: https://www.econbiz.de/10011526799
The capital asset pricing model (CAPM) is the standard risk-return model used by most academicians and practitioners …. The underlying concept of CAPM is that investors are rewarded for only that portion of risk which is not diversifiable … (January 2005 to December 2008) for the analysis. The studies provide evidence against the CAPM hypothesis. And finally, the …
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This paper examines the evidence regarding predictability in the market risk premium using artificial neural networks (ANNs), namely the Elman Network (EN) and the Higher Order Neural network (HONN), univariate ARMA and exponential smoothing techniques, such as Single Exponential Smoothing (SES)...
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This paper examines time-varying stock price and volatility dynamics of constituent industry sector indices in the Shanghai Stock Exchange. It finds that market beta risk is priced in the time-series movements of stock prices and responds positively to rises in non-diversifiable risk. The asset...
Persistent link: https://www.econbiz.de/10013053876
This paper documents that systematic volatility risk is an important factor that drives the value premium observed in the French stock market. Using returns on at-the-money straddles written on the CAC 40 index as a proxy for systematic volatility risk, I document significant differences between...
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