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Questions › DSE › DSE 2015 › Q21
2 marks, −0.666666666666667Microeconomics › General equilibrium and exchange economies › Competitive equilibrium in an exchange economyHardabout 4 min

DSE 2015 Question 21: General equilibrium and exchange economies

A pure exchange economy has three persons 1,2,31,2,31,2,3 and goods x,yx,yx,y, with utilities u1=xyu^1=xyu1=xy, u2=x3yu^2=x^3yu2=x3y, u3=xy2u^3=xy^2u3=xy2. If the endowments are (2,0),(0,12),(12,0)(2,0),(0,12),(12,0)(2,0),(0,12),(12,0) respectively, then

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A pure exchange economy has three persons 1,2,3 and goods x,y, with utilities u¹=xy, u²=x³y, u³=xy². If the endowments are (2,0),(0,12),(12,0) respectively, then (A) an equilibrium price ratio does not exist (B) p_X/p_Y=1 is an equilibrium price ratio (C) p_X/p_Y>1 is an equilibrium price ratio (D) p_X/p_Y<1 is an equilibrium price ratio

Also written as: A pure exchange economy has three persons 1,2,3 and goods x,y, with utilities u^1=xy, u^2=x^3y, u^3=xy^2. If the endowments are (2,0),(0,12),(12,0) respectively, then

General equilibrium and exchange economies has come up 69 times in 7 exams since 2004.

What this question tests

This question is on Competitive equilibrium in an exchange economy, part of General equilibrium and exchange economies in Microeconomics.

Finding the prices at which every consumer's chosen bundle clears the market.

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