MISC

2007年

Gale-Nikaido’s Lemma in Infinite Dimensional Spaces : Early Attempts by Prof. Nikaido

Economic Journal of Hokkaido University
  • Hajime Kubota

36
開始ページ
1
終了ページ
22
記述言語
英語
掲載種別
出版者・発行元
北海道大学

As shown in Debreu(1959, Ch.5), Gale-Nikaido's lemma of Gale(1955) and Nikaido(1956a) is the key in proving the existence of a competitive equilibrium in classical economies with a finite number of commodities. Nikaido(1956b, 57b, 59) extend the Gale-Nikaido's lemma in economies with a finite number of commodities to the one in some infinite dimensional spaces such as normed spaces and locally convex topological vector spaces. This is surprising since Gale-Nikaido's lemma is generalized to the infinite dimensional spaces just after Gale-Nikaido's lemma in economies with a finite number of commodities is established. Since the literature on the existence of competitive equilibrium in economies with infinite number of commodities stars after Peleg-Yarri(1970) and Bewley(1972) and it was one of the main topics for 80's in general equilibrium theory, Nikaido(1956b, 57b,59) precedes to the literature as Debreu(1954) does. The purpose of this paper is to reconsider the Nikaido(1956b, 57b, 59)'s generalization of Gale-Nikaido's lemma in infinite dimensional spaces from the present state of general equilibrium theory of infinite dimensional spaces.

リンク情報
CiNii Articles
http://ci.nii.ac.jp/naid/110006394198
CiNii Books
http://ci.nii.ac.jp/ncid/AA10772967
URL
http://hdl.handle.net/2115/29913
ID情報
  • ISSN : 0916-4650
  • CiNii Articles ID : 110006394198
  • CiNii Books ID : AA10772967

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