...替换激励相容约束,为此,代理人的产出函数就必须满足单调似然率条件(MLRP),同时,产出的分布函数还需要满足凸性条件(CDFC)(参见Rogerson,1985),困难在于,没有一个通常所知的分布函数同时满足这两个条件。
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和凸性条件 convexity of distribution function condition
广义凸性条件 generalized convexity conditions
分布函数的凸性化条件 CDFC
函数的凸性化条件 CDFC
在广义凸性条件下,建立了弱对偶性定理。
Weak duality theorem is established under generalized convexity conditions.
接着,利用函数的上次微分构造了不可微向量优化问题(VP)的广义对偶模型,并且在适当的弱凸性条件下建立了弱对偶定理。
Finally, the generalized dual model of the problem (VP) is presented with the help of upper subdifferential of function, and a weak duality theorem is given.
用集合的近似凸性研究函数的拟凸性。在较弱假设下,获得了拟凸性的一些等价条件。
Quasiconvex functions are studied by applying nearly convexity of sets. Under weaker assumptions, some equivalent conditions for quasiconvexity are derived.
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