在這篇論文中，我們利用推廣型G-S-KKM定理，得到一些最大元素存在性定理、推廣型變分不等式定理和價格平衡點定理。

In this paper, we use the generalized G-S-KKM theorem to get some theorems concerning the existence problem of maximal elements, generalized variational inequalities, and price equilibrium.

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