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Evidence suggests that rational, periodically collapsing speculative bubbles may be pervasive in stock markets globally … asset pricing model that allows for speculative bubbles to affect stock returns. We show that stocks incorporating larger … bubbles yield higher returns. The bubble deviation, at the stock level as opposed to the industry or market level, is a priced …
Persistent link: https://www.econbiz.de/10010800985
This paper proposes a new model for autoregressive conditional heteroscedasticity and kurtosis. Via a time-varying degrees of freedom parameter, the conditional variance and conditional kurtosis are permitted to evolve separately. The model uses only the standard Student’s t density and...
Persistent link: https://www.econbiz.de/10005558309
The article analyses the impact of trading costs on the profitability of momentum strategies in the UK and concludes that losers are more expensive to trade than winners. The observed asymmetry in the costs of trading winners and losers crucially relates to the high cost of selling loser stocks...
Persistent link: https://www.econbiz.de/10008542360
A vast literature has documented the value premium and the small firm effect as pervasive stylized facts in empirical asset pricing and yet research has been largely unable to provide entirely convincing explanations of why these phenomena exist. This paper demonstrates that the cross-sectional...
Persistent link: https://www.econbiz.de/10008542375
This study considers the relationship between trading volumes, transactions costs, and the profitability of momentum strategies using data from the UK. We demonstrate that round-trip transactions costs for selling loser firms are around double those of buying winners, and in particular, the...
Persistent link: https://www.econbiz.de/10008542376
This paper is the first to utilize a direct test for periodic, partially collapsing speculative bubbles in US REIT … bubbles, most notably in the Mortgage REITs series. There is also visual evidence of a negative bubble in all three series in … bubbles or indeed taking advantage of such bubbles. …
Persistent link: https://www.econbiz.de/10008542380
This study assesses whether the widely documented momentum profits can be ascribed to time-varying risk as described by a GJR-GARCH(1,1)-M model. Consistent with rational pricing in efficient markets, we reveal that momentum profits are a compensation for time-varying unsystematic risks, common...
Persistent link: https://www.econbiz.de/10005178161