In this study, we employ a statistical arbitrage approach to demonstrate that momentum investment strategy tend to work better in periods longer than six months, a result different from findings in past literature. Compared with standard parametric tests, the statistical arbitrage method...

This study recalibrates corporate bond idiosyncratic risks in an international context. Applying a statistically powerful risk decomposition scheme, we show in this study that diversification is improved by the addition of a global risk benchmark. We build a long-run stationary yield spread...