Download - 2.需求,供給與 價格機制
Transcript
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2.
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2.1
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2.1
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2$1003020 2020
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2
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2()
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3$1003050 3030
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2.1
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2.1
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2.1$6
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2.1 $6 55 ($)02468101525558595DS
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4
($)100200300400500()1601351108560()7291110129148
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4(a) (b) (c) $200 (i) (ii) (iii)(d)88
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4(a)(b)$300110 (c)$200 (i)13591 (ii)135 91 = 44 (iii)(d)$5006014888
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2.2 (a)
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2.2(b)
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2.2P(Qd)(Qs)(Qt) (a)
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2.2P(Qd)(Qs)(Qt) (b)
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3.1
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3.1P1P2Q1Q2
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3.1D1D2P1P2
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1 ?
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1
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1(a) ? (b) ?
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1(a)P1 P2D1 D2
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1(b)P1 P2D1 D2
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1?
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2(a)? (b)?
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2P1P2S1S2 ($)S2S1 ($)SP2P1Q2Q1
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2P1P2S1S2 ($)SP2P1Q2Q1 ($)S1S2
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2? ? (a)(b)
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2(a)(b)
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3.1 (a) (b)
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3.1(a)D1D2S1S20 ($)D1P1Q1S1S2D2
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3.1(a)()P1P2Q1Q2 0 ($)D1P1Q1S1S2D2P2Q2
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3.1(b)D1D2S1S20 ($)D1P1Q1S1D2S2
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3.1(b)()P1P2Q1Q20 ($)D1P1Q1S1D2S2P2Q2