We give an explicit algorithm and source code for combining alpha streams via bounded regression. In practical applications, typically, there is insufficient history to compute a sample covariance matrix (SCM) for a large number of alphas. To compute alpha allocation weights, one then resorts to...

Hedge funds have become an important part of the financial sector. The development of the hedge funds in the Nordic countries has been rather robust. Therefore, it is important to identify the determinants of the hedge fund performance and isolate the managerial performance, i.e., the Jensen's...

Despite the retrenchment of the hedge fund industry in 2008, hedge fund assets under management are currently over one and a half trillion dollars. We analyze the potential biases in reported hedge fund returns, in particular survivor-ship bias and back fill bias. We then decompose the returns...