economic efficiency很好理解!
但对于technological efficiency 总有点模糊!从定义上讲,指的是the least amount of specific inputs,但是例如:
input可分为capital 和labor, 假设现在有两个,A 和B,
A的capital 5000, labor 5
B 5 5000
那么,哪个比较tech effi呢?
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