# 10.E: 10.E-Monopolistic Competition and Oligopoly (Exercises)

- Page ID
- 4109

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## 10.1: Monopolistic Competition

### Self-Check Questions

#### Q1

#### Q2

### Review Questions

#### Q3

#### Q4

#### Q5

#### Q6

#### Q7

#### Q8

### Critical Thinking Questions

#### Q9

#### Q10

#### Q11

### Problems

#### Q12

Price | Quantity | TC |
---|---|---|

$25.00 | 0 | $130 |

$24.00 | 10 | $275 |

$23.00 | 20 | $435 |

$22.50 | 30 | $610 |

$22.00 | 40 | $800 |

$21.60 | 50 | $1,005 |

$21.20 | 60 | $1,225 |

### Solution

#### S1

#### S2

## 10.2: Oligopoly

### Self-Check Questions

#### Q1

#### Q2

Firm B colludes with Firm A | Firm B cheats by selling more output | |

Firm A colludes with Firm B | A gets $1,000, B gets $100 | A gets $800, B gets $200 |

Firm A cheats by selling more output | A gets $1,050, B gets $50 | A gets $500, B gets $20 |

### Review Questions

#### Q3

#### Q4

#### Q5

### Critical Thinking Questions

#### Q6

#### Q7

### Problems

#### Q8

Mary | |||

A | B | ||

Raj | A | ($100, $100) | ($200, $0) |

B | ($0, $200) | ($150, $150) |

#### Q9

Jane | |||

A | B | ||

Bill | A | (30, 30) | (15, 35) |

B | (35, 15) | (20, 20) |