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Using data from the Vienna Stock Exchange we investigate three different types of consumption based capital asset pricing models: the well known two state model of Mehra and Prescott, the model of Rietz, which includes also a crash state, and an own four state model. The aim of this Vienna Stock...
Persistent link: https://www.econbiz.de/10009697460
We derive new results on the asymptotic behavior of the estimated parameters of a linear asset pricing model and their associated t-statistics in the presence of a factor that is independent of the returns. The inclusion of this "useless" factor in the model leads to a violation of the full rank...
Persistent link: https://www.econbiz.de/10009670360
Portfolio sorting is ubiquitous in the empirical finance literature, where it has been widely used to identify pricing anomalies in different asset classes. Despite the popularity of portfolio sorting, little attention has been paid to the statistical properties of the procedure or to the...
Persistent link: https://www.econbiz.de/10011523775
Sellers of variance swaps earn time-varying risk premia for their exposure to realized variance, the level of variance swap rates, and the slope of the variance swap curve. To measure risk premia, we estimate a dynamic term structure model that decomposes variance swap rates into expected...
Persistent link: https://www.econbiz.de/10011523781
To price assets with a parsimonious set of factor mimicking portfolios, one typically identifies and weights well-diversified basis portfolios. Traditional weightings lead to factor mimicking portfolios that are unlikely to price even the basis portfolios they are formed from. We offer a method...
Persistent link: https://www.econbiz.de/10012903275
risk for the market portfolio is consistent with theory. The granular residual is volatile and less informative about real …
Persistent link: https://www.econbiz.de/10012849714
Asset pricing models can reinforce asset allocation decisions and promote risk management gains. We compare the out-of-sample performance of mean-variance strategies when mean and covariance are sample estimators of (1) unfiltered excess returns; and (2) filtered excess returns through an asset...
Persistent link: https://www.econbiz.de/10013049595
covariance structure of residual terms generated by the CAPM model of Sharpe (1964), Lintner (1965), and Mossin (1966) as well as …
Persistent link: https://www.econbiz.de/10012932020
The arbitrage pricing theory (APT) attributes differences in expected returns to exposure to systematic risk factors …
Persistent link: https://www.econbiz.de/10012499632
We show how to conduct asymptotically valid tests of model comparison when the extent of model mispricing is gauged by the squared Sharpe ratio improvement measure. This is equivalent to ranking models on their maximum Sharpe ratios, effectively extending the GRS test to accommodate comparison...
Persistent link: https://www.econbiz.de/10011721670