Notes, Comments and Preliminary results Oct 05 2016 Francesco Cesarone , Jacopo Moretti and Fabio Tardella   Optimally chosen small portfolios are better than large ones   Abstract  Contact Information  Citation  Full Text  -  Preliminary Result   May 21 2013 Renato Bruni , Francesco Cesarone , Andrea Scozzari and Fabio Tardella   No arbitrage and a linear portfolio selection model   Abstract  Contact Information  Citation  Full Text  -  Preliminary Result   Dec 24 2012 Renato Bruni , Francesco Cesarone , Andrea Scozzari and Fabio Tardella   A new stochastic dominance approach to enhanced index tracking problems   Abstract  Contact Information  Citation  Full Text  -  Preliminary Result