Alvarez, Antonio; Amsler, Christine; Orea, Luis; … - In: Journal of Productivity Analysis 25 (2006) 3, pp. 201-212
Let u ≥ 0 be technical inefficiency, let z be a set of variables that affect u, and let δ be the parameters of this relationship. The model satisfies the scaling property if u(z, δ) can be written as a scaling function h(z, δ) times a random variable u* that does not depend on z. This...
