Baccouche, Rafiq; Laisney, Francois - In: Journal of Applied Econometrics 6 (1991) 2, pp. 181-206
In empirical demand analysis separability restrictions are usually imposed as maintained hypotheses. The separability inflexibility of most functional forms makes parametric tests of these restrictions appear problematic. We follow Pudney (1981) in stressing the usefulness of a description of...