Babalos, Vassilios; Caporale, Guglielmo Maria; … - 2009
Envelopment Analysis (DEA). Using an original sample of cost and operational attributes we explore the effect of each variable on … funds' operational efficiency for an oligopolistic and bank-dominated fund industry. Our results have significant … notion of funds' mean-variance efficiency. -- Data envelopment analysis ; portfolio efficiency ; performance evaluation …