This article addresses the problem of portfolio construction in the context of efficient hedge fund investments replication. We propose a modification to the standard à la Sharpe ‘style analysis' where we augment the objective function with a penalty proportional to the sum of the absolute...

This article addresses the problem of portfolio construction in the context of efficient hedge fund investments replication. We propose a modification to the standard à la Sharpe “style analysis” by introducing a constraint on the asset weights 1-norm and 2-norm. This constraint regularizes...