Home's demand curve for wheat is D = 100- 20P. Its supply curve is S= 20 + 20P. 2. Now add Foreign, which has a demand curve*D=80-20p and a supply curve = 40 + 20P. Derive and graph Foreign's export supply curve and find the price of wheat that would prevail in Foreign in the absence of trade. b. Now allow Foreign and Home to trade with each other, at zero transportation cost. Find and graph the equilibrium under free trade. What is the world price? What is the volume of trade?

Essentials of Economics (MindTap Course List)
8th Edition
ISBN:9781337091992
Author:N. Gregory Mankiw
Publisher:N. Gregory Mankiw
Chapter9: Application: International Trade
Section9.2: The Winners And Losers From Trade
Problem 2QQ
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Home's demand curve for wheat is
D = 100- 20P.
Its supply curve is S= 20 + 20P.
2. Now add Foreign, which has a demand curve*D=80-20p
and a supply curve = 40 + 20P.
Derive and graph Foreign's export supply curve and find the price of wheat that would prevail in Foreign in the absence of trade.
b. Now allow Foreign and Home to trade with each other, at zero transportation cost.
Find and graph the equilibrium under free trade. What is the world price? What is the volume of trade?

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