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Starting from an equilibrium condition, consider an increase in income in a perfectly com-petitive market with a normal good. (a) Draw the MC, ATC and price level on the same graph before and after the change in income. (b) What will happen to the number of firms in the long-run? (c) If the number of firms change, what will happen to the short-run supply curve? (d) What’s the long-run production and price level. (e) Draw the long-run supply curve.

Starting from an equilibrium condition, consider an increase in income in a perfectly com-petitive market with a normal good. (a) Draw the MC, ATC and price level on the same graph before and after the change in income. (b) What will happen to the number of firms in the long-run? (c) If the number of firms change, what will happen to the short-run supply curve? (d) What’s the long-run production and price level. (e) Draw the long-run supply curve.

ENGR.ECONOMIC ANALYSIS
ENGR.ECONOMIC ANALYSIS
14th Edition
ISBN:9780190931919
Author:NEWNAN
Publisher:NEWNAN
Chapter1: Making Economics Decisions
Section: Chapter Questions
Problem 1QTC
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Starting from an equilibrium condition, consider an increase in income in a perfectly com-petitive market with a normal good.

(a) Draw the MC, ATC and price level on the same graph before and after the change in income.

(b) What will happen to the number of firms in the long-run?

(c) If the number of firms change, what will happen to the short-run supply curve?

(d) What’s the long-run production and price level.

(e) Draw the long-run supply curve.

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