Equilibria of noncompact abstract econom
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Shiow-Yu Chang
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Article
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2009
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Elsevier Science
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English
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We first extend the concept of almost convex condition and establish a fixed point theorem for correspondences with convex values only on an almost convex subset for their ranges. This generalizes both results of Himmelberg [C.J. Himmelberg, Fixed points of compact multifunctions,