Agrell PJ, P Bogetoft and J Tind (2005). ?DEA and Dynamic Yardstick Competition in Scandinavian Electricity Distribution.” JPA 23(2): 173-201.
Agrell PJ, P Bogetoft and J Tind (2005). ?DEA and Dynamic Yardstick Competition in Scandinavian Electricity Distribution.” JPA 23(2): 173-201.