Momentum profits and time-varying unsystematic risk.

No === 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, comm...

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Bibliographic Details
Main Authors: Li, Xiafei, Brooks, C., Miffre, J., O'Sullivan, N.
Language:en
Published: 2009
Subjects:
Online Access:http://hdl.handle.net/10454/3404