We study the time series properties of the Fama-French factor returns volatility processes. Among the original findings of this paper, we point to structural breaks in the volatility of the factors, and strong coincidence between the timing of the breaks in the volatility of the market portfolio...

In the paper monthly realized moments for stock market returns for the US, the UK, Germany and Japan are employed to assess the linkages holding across moments and markets over the period 1973-2004. In the light of the theoretical framework proposed in the paper, the results point to a...

The growth in the size of the hedge funds industry has led some in-vestors to worry about a decline in alphas, associated with reduced arbitrage opportunities in international financial markets. We introduce a multivariate components model for returns and net relative inflows into hedge funds,...