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Abstract
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Advances in Decision Sciences
Volume 2010 (2010), Article ID 250378, 8 pages
doi:10.1155/2010/250378

Parametric set-valued vector quasi-equilibrium problems

Liya Fan and Aiqin Li

School of Mathematics Science, Liaocheng University, Liaocheng, 252059 Shandong, China

Abstract

Two kinds of parametric set-valued vector quasi-equilibrium problems are introduced. The existence of solutions to these problems is studied. The upper and lower semicontinuities of their solution maps with respect to the parameters are investigated.