“…Stochastic Frontier Analysis (SFA) (e.g., Cambini et al, 2007;Lin et al, 2010;Sakai and Shoji, 2010;Holmgren, 2013;Jarboui et al, 2013;Ayadi, and Hammami, 2015) and Data Envelopment Analysis (DEA) (e.g., Viton, 1997;Cowie and Asenova, 1999;Pina and Torres, 2001;Boame, 2004;Karlaftis, 2004;Odek, 2008;Chiu et al, 2011;Caulfield et al, 2013;Georgiadis et al 2014;Zheng et al, 2014).…”