A Wall Street Journal headline states: "A Nation of Snackers Snubs Old Favorite: The Beloved Cookie." As U.S. consumers adopted more carbohydrate-conscious diets, the number of cookle boxes sold declined 5.4 percent that year, the third consecutive year of decline. 9.00 5.75. 5.00 4.25 1.00 100 Cookie Market 300 450 550 700 Quantity (in millions) reset 900 EQ 10.0 9.5- 8.5- 8.0- 75- 7.0- 6.5- 6.0- 5.5- 50- 4.5- 3.0- 25- 1.0- 0.5 .0 32 Cookie Firm Some firms exit the industry and the supply curve shifts to the left, causing price to be higher than its previous level. Some firms enter the industry and the supply curve shifts to the right, causing price to decline further. Some firms exit the industry and the supply curve shifts to the left, causing price to be lower than its previous level. Some firms exit the industry and the supply curve shifts to the left, causing price to return to its previous level 100 200 300 400 500 600 700 800 900 1000 Quantity MC reset ATC MR a. Assuming the cookie industry is perfectly competitive, demonstrate using market supply and demand curves the effect of this decline in demand on equilibrium price and quantity in the short run. Instructions: Using the graphs above, shift the market curve(s) appropriately and then use the tool 'EQ' to identify the new equilibrium price and quantity. Market price (Click to select) ▾ remains unchanged falls rises b. Assuming a cookie firm was in equilibrium before the change in demand, and that it is a constant-cost industry, demonstrate the effect of the decline on equilibrium price for an individual cookie firm in the short run. Instructions: Using the graphs above, use the tool 'MR' to draw the new marginal revenue curve facing the firm between Q = 0 and Q = 1,000. Then use the 4-point tool 'A' to identify the firm's profit loss. This firm will earn (Click to select) zero economic profit profits losses c. How might your answer to a change if you are considering the long run?

ENGR.ECONOMIC ANALYSIS
14th Edition
ISBN:9780190931919
Author:NEWNAN
Publisher:NEWNAN
Chapter1: Making Economics Decisions
Section: Chapter Questions
Problem 1QTC
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A Wall Street Journal headline states: "A Nation of Snackers Snubs Old Favorite: The Beloved Cookie." As U.S. consumers adopted more carbohydrate-conscious diets, the number of cookie boxes sold declined 5.4 percent that year, the third consecutive year of decline.
9.00
5.75
5.00
4.25
1.00
100
Cookie Market
300 450 550 700
Quantity (in millions)
reset
D
900
EQ
Price
10.0-
9.5-
9.0-
8.5-
8.0
7.5
7.0-
6.5-
6.0-
5.5-
5.0-
4.5-
3.5-
3.0
2.5
2.0
1.5
1.0
0.5
52
Cookie Firm
Some firms exit the industry and the supply curve shifts to the left, causing price to be higher than its previous level.
Some firms enter the industry and the supply curve shifts to the right, causing price to decline further.
Some firms exit the industry and the supply curve shifts to the left, causing price to be lower than its previous level.
● Some firms exit the industry and the supply curve shifts to the left, causing price to return to its previous level.
100 200 300 400 500 600 700 800 900 1000
Quantity
MC
reset
ATC
MR
A
a. Assuming the cookie industry is perfectly competitive, demonstrate using market supply and demand curves the effect of this decline in demand on equilibrium price and quantity in the short run.
Instructions: Using the graphs above, shift the market curve(s) appropriately and then use the tool 'EQ' to identify the new equilibrium price and quantity.
Market price (Click to select)
remains unchanged
falls
rises
b. Assuming a cookie firm was in equilibrium before the change in demand, and that it is a constant-cost industry, demonstrate the effect of the decline on equilibrium price for an individual cookie firm in the short run.
Instructions: Using the graphs above, use the tool 'MR' to draw the new marginal revenue curve facing the firm between Q = 0 and Q = 1,000. Then use the 4-point tool 'A' to identify the firm's profit or loss.
This firm will earn (Click to select) ▾ zero economic profit
profits
losses
c. How might your answer to a change if you are considering the long run?
Transcribed Image Text:A Wall Street Journal headline states: "A Nation of Snackers Snubs Old Favorite: The Beloved Cookie." As U.S. consumers adopted more carbohydrate-conscious diets, the number of cookie boxes sold declined 5.4 percent that year, the third consecutive year of decline. 9.00 5.75 5.00 4.25 1.00 100 Cookie Market 300 450 550 700 Quantity (in millions) reset D 900 EQ Price 10.0- 9.5- 9.0- 8.5- 8.0 7.5 7.0- 6.5- 6.0- 5.5- 5.0- 4.5- 3.5- 3.0 2.5 2.0 1.5 1.0 0.5 52 Cookie Firm Some firms exit the industry and the supply curve shifts to the left, causing price to be higher than its previous level. Some firms enter the industry and the supply curve shifts to the right, causing price to decline further. Some firms exit the industry and the supply curve shifts to the left, causing price to be lower than its previous level. ● Some firms exit the industry and the supply curve shifts to the left, causing price to return to its previous level. 100 200 300 400 500 600 700 800 900 1000 Quantity MC reset ATC MR A a. Assuming the cookie industry is perfectly competitive, demonstrate using market supply and demand curves the effect of this decline in demand on equilibrium price and quantity in the short run. Instructions: Using the graphs above, shift the market curve(s) appropriately and then use the tool 'EQ' to identify the new equilibrium price and quantity. Market price (Click to select) remains unchanged falls rises b. Assuming a cookie firm was in equilibrium before the change in demand, and that it is a constant-cost industry, demonstrate the effect of the decline on equilibrium price for an individual cookie firm in the short run. Instructions: Using the graphs above, use the tool 'MR' to draw the new marginal revenue curve facing the firm between Q = 0 and Q = 1,000. Then use the 4-point tool 'A' to identify the firm's profit or loss. This firm will earn (Click to select) ▾ zero economic profit profits losses c. How might your answer to a change if you are considering the long run?
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