Meseguer-Artola, Antoni (contributor); … - 2003 - [Elektronische Ressource]
repre-
sented by the function e : [0; 1] £ RN+ ! R de…ned by
e(u0; w) = inf fc(w; t;S;¹(t; S)) : t 2 [0; 1]; S ½ N; U(t) ¸ u …] £ 2N : U(t) ¸ u
0 and e(u0;w) = c(w; t;S;¹(t; S))
ª ;
8(u0; w) 2 [0;1] £ RN+ :
(4)
7
3.2 The Family of Games Induced by a … lemma,
which states the link between the expenditure function e(u0; w) and the indirect
function ¼(w).
Lemma 1 Consider a …