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發表於 2005-5-13 00:36:28
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Originally posted by Leong頂 at 2005-5-12 11:50 PM:
1 有free good既......
10,11.......學校未做過?
16, labour supply = Nomber of workers x Worrking hour.....
19...........ng g
27....u can refer to the book.....
43....
The opportunity cost for ...
我問錯o左.....1點解唔係B
10,11完全唔記得o左 
43關opp. cost咩事  |
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