Fastrich, Bjöern; Paterlini, Sandra; Winker, Peter - Dipartimento di Economia "Marco Biagi", Università … - 2011
Index tracking aims at replicating a given benchmark with a smaller number of its constituents. Different quantitative models cam be set up to determine the optimal index replicating portfolio.In this paper, we propose an alternative based on imposing a constraint on the q-norm, 0 q 1, of the...