问题已解决
經(jīng)濟(jì)學(xué)基礎(chǔ) 求均衡
FAILED
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同學(xué)您好,正在為您解答,請稍等。
2022 12/27 14:13
Lucky小南老師 
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2022 12/27 14:20
需求函數(shù):P=30-2Q? ? 則:Q=(30-P) /2? ?供給函數(shù):P=10+2Q? ?則:Q=(P-10)/2
(30-P) /2=(P-10)/2? 則P=20? 均衡價(jià)格=20
將P=20 帶入P=30-2Q? 均衡交易量Q=5
當(dāng)市場價(jià)格為22時:需求量=4? ?供給量=6? ?供過于求,過剩量為2
Lucky小南老師 
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2022 12/27 14:20
同學(xué)您好,您對答疑滿意的話麻煩給個五星好評,謝謝。
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