Jul 16 2017 Klaus Wohlrabe and Elisabeth Friedrich   The efficiency of economics departments reconsidered   Abstract  Contact Information  Citation  Full Text  -  Note   Feb 04 2016 Tarcio Da Silva , Carlos Martins-filho and Eduardo Ribeiro   A comparison of nonparametric efficiency estimators: DEA, FDH, DEAC, FDHC, order-m and quantile   Abstract  Contact Information  Citation  Full Text  -  Note