Economics (7th Edition) (What's New in Economics)
Economics (7th Edition) (What's New in Economics)
7th Edition
ISBN: 9780134738321
Author: R. Glenn Hubbard, Anthony Patrick O'Brien
Publisher: PEARSON
Question
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Chapter 6, Problem 6.3.10PA

Sub part (a)

To determine

What must be true about the price elasticity of demand for the publisher's books.

Sub part (b)

To determine

What would happen when the demand for book is elastic.

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Hans is a butcher in Washington. The following contains data on prices and weekly sales at his shop Good Beef Chicken Price 9.00/lbs $4.00/lbs Quantity 400 lbs 300 lbs ShS He estimates that the own price elasticity for beef is 2 and for chicken is .75. He also estimates that the cross price elasticity for chicken is .60. His current revenue from the sale of these two goods is making a total of $4800/week. In the spirit of the return to good times and outdoor grilling, he has decided to lower the price of beef for the summer, from $9.00 to $8.55. Overall, Hans can expect to take in dollars in revenue, given the information in this problem? (Revenue = Price x sales). Record your answer without a dollar sign and without a comma. Helpful Hint: In this problem, we are not changing the price of chicken.
Alex's Fire Engines is the sole seller of fire engines in the fictional country of Pyrotania. Initially, Alex produced eight fire engines, but he has decided to increase production to nine fire engines. The following graph shows the demand curve Alex faces. As you can see, to sell the additional engine, Alex must lower his price from $75,000 to $50,000 pe fire engine. Note that while Alex gains revenue from the additional engine he sells, he a loses revenue from the initial eight engines because he sells them all at the lower price. Use the purple rectangle (diamond symbols) to shade the area representing the revenu lost from the initial eight engines by selling at $50,000 rather than $75,000. Then use t green rectangle (triangle symbols) to shade the area representing the revenue gained from selling an additional engine at $50,000. PRICE (Thousands of dollars per fire engine) 250 200 175 150 125 100 25 Alex 1 O True 3 S 7 QUANTITY (Fire engines) False Demand Revenue Lost Revenue…

Chapter 6 Solutions

Economics (7th Edition) (What's New in Economics)

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