The authors decomposed their estimated pre-fee 1995–2009 hedge fund return of 11.13 percent into fees (3.43 percent), an alpha (3.00 percent), and a beta (4.70 percent). The year-by-year results show that alphas were positive during every year of the past decade, even during the recent...

In this paper, we focus on two issues. First, we analyze the potential biases in reported hedge fund returns, in particular survivorship bias and backfill bias, and attempt to create an unbiased return sample. Second, we decompose these returns into their three A,B,C components: the value added...