Girardone, Claudia; Molyneux, Philip; Gardener, Edward - In: Applied Economics 36 (2004) 3, pp. 215-227
This study investigates the main determinants of Italian banks' cost efficiency over the period 1993-1996, by employing a Fourier-flexible stochastic cost frontier in order to measure X-efficiencies and economies of scale. Quality and riskiness of bank outputs are explicitly accounted for in the...