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benhigh (benhigh) 于 (Fri May 9 15:36:55 2008) 提到:
最近听到关于大米价格上涨,有人屯米。这个应该是价格上升,但是需求也上升。有没
有什么经济学模型解释这个现象的?谢谢
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westlakett (ilovett) 于 (Fri May 9 16:08:39 2008) 提到:
giffen good
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adamwongcl (Adam) 于 (Fri May 9 18:10:49 2008) 提到:
It's just because people expect the future price will be even higher, not
because the current price is high. If the expected future price i