French Abstract. L’objectif de cette étude est d’analyser l’évolution du profil de risque des hedge funds pour parvenir à mieux se protéger contre un risque de faillite. L’étude de cas porte sur la débâcle d’Amaranth Advisors, hedge fund multi-stratégique qui a perdu plus de 6...

We take a new look at the resampled efficiency technique developed by Michaud (1998) and compare it with the Markowitz mean-variance portfolio construction technique by assessing the performance of three representative portfolios, i.e. the global minimum variance portfolio, the intermediate...

We use random matching to study the trading behaviors of retail investors who hold passive exchange traded funds invested in stocks (P-ETFs). Using both trading records and survey data to control for all the key investor characteristics, we find strong evidence that retail investors trade...