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当MC下降时,AC能上升吗?
51 个回复 - 19575 次查看
VARIAN的习题答案说可以,我认为是错的. 证明如下,与各位讨论一下;
设成本函数为C=C(y) 则 MC=dC/dy AC=C/y
MC下降,相当于 MC'=C''<0, AC上升,则AC'>0
因AC'=(MC-AC)/y 所以MC>AC 不妨设MC=AC+K (K>0)
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2006-2-17 23:02 - minstrel_allen - 微观经济学
Bayesian fit using Python Pymc Package
1 个回复 - 4060 次查看
Using a Bayesian fit is totally different from a least-squared fit. Doing it is also more complicated. In a chi-squared fit, we minimize a merit function. In a Bayesian fit, we have a set of priors, ...
2014-6-28 04:39 - Nicolle - python论坛