Authors: Agrell, PJ West, BM

Citation: Pj. Agrell et Bm. West, A caveat on the measurement of productive efficiency, INT J PRO E, 69(1), 2001, pp. 1-14

Authors: Agrell, PJ Tind, J

Citation: Pj. Agrell et J. Tind, A dual approach to nonconvex frontier models, J PROD ANAL, 16(2), 2001, pp. 129-147