As regulators around the world progress towards prudential reforms of the global financial system to address the issue of systemic risk, the sweeping scope of the task touches areas and actors of the financial markets that have typically not been seen as systemically important before. The idea...

Portfolio construction and risk budgeting are the focus of many studies by academics and practitioners. In particular, diversification has spawn much interest and has been defined very differently. In this paper, we analyze a method to achieve portfolio diversification based on the decomposition...

In December 2008, as the financial and economic crisis continued on its devastating course, a new scandal bursts. After the 1998's failure of Long-Term Capital Management, Madoff's fraud brings once again the discredit on the hedge funds industry. This one is however of a different kind. Indeed,...

As hedge fund replication based on factor models has encountered growing interest among professionals and academics, and despite the launch of numerous products (indexes and mutual funds) in the past year, it faced many critics. In this paper, we consider three of the main critiques, namely the...

In December 2008, as the financial and economic crisis continued on its devastating course, a new scandal erupted. After the 1998s failure of Long-Term Capital Management, Madoff's fraud once again discredits the hedge funds industry. This scandal is, however, of a different kind. Indeed,...

This paper explores a linear hedge fund replication and alternative beta methodology that is robust to the presence of non linearities and the possibility of model mis-specification. In a fashion similar to Roncalli and Weisang (2009a), the problem is cast as a tracking problem in order to allow...