Ray SC (1997). “Weak Axiom of Cost Dominance: A Nonparametric Test of Cost Efficiency without Input Quantity Data.” JPA 8(2): 151-165.

Ray SC (1997). “Weak Axiom of Cost Dominance: A Nonparametric Test of Cost Efficiency without Input Quantity Data.” JPA 8(2): 151-165.

Leave a Reply