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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 …
Persistent link: https://www.econbiz.de/10009746028
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)...
Persistent link: https://www.econbiz.de/10011454082
This paper aims to forecast the Market Risk premium (MRP) in the US stock market by applying machine learning techniques, namely the Multilayer Perceptron Network (MLP), the Elman Network (EN) and the Higher Order Neural Network (HONN). Furthermore, Univariate ARMA and Exponential Smoothing...
Persistent link: https://www.econbiz.de/10011454074
the number of regressors can be larger than the number of observations within each estimation block and can also grow to …
Persistent link: https://www.econbiz.de/10013405238
The CAPM is commonly used for an introduction of the equity cost in practice to calculate the corporate value, which is …
Persistent link: https://www.econbiz.de/10012907181
This paper is focused on enlarging the performance inside a portfolio that provides the Treynor ratio by relating portfolio weights with performance indicators. Intuition suggests that the higher the weight of an asset, the higher should be its expected performance. These weights, and the...
Persistent link: https://www.econbiz.de/10011877322
In this paper we show that the failure of the CAPM beta to predict individual stocks' expected returns documented by …. These stocks' betas tend to reverse. Therefore, even when the CAPM holds period-by-period, the cross-sectional evidence on …
Persistent link: https://www.econbiz.de/10013057128
Persistent link: https://www.econbiz.de/10011898916
We study the temporal behavior of the cross-sectional distribution of assets' market exposure, or betas, using a large panel of high-frequency returns. The asymptotic setup has the sampling frequency of the returns increasing to infinity, while the time span of the data remains fixed, and the...
Persistent link: https://www.econbiz.de/10013224117
We study the temporal behavior of the cross-sectional distribution of assets' market exposure, or betas, using a large panel of high-frequency returns. The asymptotic setup has the sampling frequency of the returns increasing to infinity, while the time span of the data remains fixed, and the...
Persistent link: https://www.econbiz.de/10012480274