Ruth’s Rubies is a single-price monopolist in the market for rubies. Suppose Ruth’s Rubies currently charges $200 for its rubies (i.e. sells 3 rubies). If it lowers the price to $100 (to sell 4 rubies), how large is: The quantity effect? The price effect? Price of a Ruby Quantity of Rubies Demanded Total Revenue Marginal Revenue $500 0 0 400 1 400 400 300 2 600 200 200 3 600 0 100 4 400 200 0 5 0 400
Ruth’s Rubies is a single-price monopolist in the market for rubies. Suppose Ruth’s Rubies currently charges $200 for its rubies (i.e. sells 3 rubies). If it lowers the price to $100 (to sell 4 rubies), how large is: The quantity effect? The price effect? Price of a Ruby Quantity of Rubies Demanded Total Revenue Marginal Revenue $500 0 0 400 1 400 400 300 2 600 200 200 3 600 0 100 4 400 200 0 5 0 400
Chapter18: Asymmetric Information
Section: Chapter Questions
Problem 18.3P
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Ruth’s Rubies is a single-
Suppose Ruth’s Rubies currently charges $200 for its rubies (i.e. sells 3 rubies). If it lowers the price to $100 (to sell 4 rubies), how large is:
The quantity effect?
The price effect?
Price of a Ruby |
Quantity of Rubies Demanded |
Total Revenue |
Marginal Revenue |
$500 |
0 |
0 |
|
400 |
1 |
400 |
400 |
300 |
2 |
600 |
200 |
200 |
3 |
600 |
0 |
100 |
4 |
400 |
200 |
0 |
5 |
0 |
400 |
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