高級微觀經(jīng)濟(jì)學(xué)summary(參考版)
2024-09-02 09:06本頁面
【正文】 – Returns to scale. lecture 1 for Chu Kechen Honors College 1. Production set ? Production plan (production vector, or inputoutput vector): ? Production set Y: all technological feasible y. ? Restricted production set Y (z): – Some of yi in y are restricted on z . – Shortrun production set. 12( , , , )ny y y? ??????y{ : a r e t e c h n o l o g i c a l l y f e a s i b l e }n? ? ?Y y ylecture 1 for Chu Kechen Honors College 1. Production set ? Input requirement set: – All yi in y are negative, let them be –x (then x is positive), and the rest yj to be q . – So, and , and – the input requirement set is : I???x O???q () n?? ? ?y q , x( ) { : ( , ) }IV ?? ? ? ? ?q x q x Ylecture 1 for Chu Kechen Honors College 1. Production set ? Transformation function: and satisfied ? if and only if y is technologically efficient, then : nT ? ? ?{ : ( ) 0 }n T? ? ? ?Y y y( ) 0T ?yy2 y1 { : ( ) 0 }n T? ? ? ?Y y y{ : ( ) 0 }T ?yylecture 1 for Chu Kechen Honors College set ? Production function: – If O = 1,and I = n 1, then: – me
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