07. Monopoly

1. Traditional Model

122: Monopoly I This video reproduces Stigler’s proof that monopoly loss is miserably small.
120: Collusive Duopoly II This video proves that two collusive duopolists enjoy more profit than one monopolist.
126: Monopoly III This video proves that a competitive firm can produce more than a monopolist.
121: Merger This video proves that merging two duoplists to become a monopoly is bad.

2. Monopoly Pricing

119: Collusive Duopoly I This video proves that the traditional collusive duopoly theory is unstable.
096: Location Choice XI This video shows that a traditional monopolist may not have exactly half of the market.
228: Networking III This video proves that Counot’s networking theory is self destructive.
301: Price Discrimination I This video shows how a monopolist determines its price.
302: Price Discrimination II This video shows a counter-intuitive price discrimination theory.

3. Regulating Monopoly

331: Regulating Monopoly I This video shows how powerless Baron and Myerson’s regulator is.
332: Regulating Monopoly II This video describes what marginal cost pricing is.
333: Regulating Monopoly III This video proves that MC pricing is futile.
334: Regulating Monopoly IV This video proves that the Baron and Myerson regulator is a abettor to robbery.
160: Regulation II This video proves that Peltzman’s regulation theory is ineffective.
161: Regulation III This video proves that Becker’s lobbying theory is searching in the wrong direction and finds no solution.
162: Regulation IV This video proves that Becker’s lobbying theory is wasteful.

4. Source of the Traditional Wrong Model

068: Rent I This video disproves Ricardo’s rent theory by invoking “monopoly has no supply".
142: Wrong Supply I This video rejects Knight’s traffic supply curve.
143: 塞車, Wrong Supply II This video shows how traffic congestion is created.

5. Dissipating Theory

123: Monopoly II This video argues that Tullock’s rent does not dissipate.
124: Quota I This video proves that Krueger’s rent-dissipation theory is killing innocent people.
125: Quota II This video proves that Krueger’s rent-dissipation theory erroneously increases export.

6. The Final Blow

111: Kinked Demand II This video proves that the monopolist demand curve in the kinked demand model is redundant.
089: Location Choice VII This video proves that, contrary to traditional wisdom, a monopolist faces a more elastic demand curve.
090: Location Choice VIII This video proves that the Hotelling’s demand curve is not a demand relation of consumers, but a pricing policy line of a firm.
356: Marginalism IX This video disproves the existence of monopoly demand.
351: Marginalism IV This video disproves monopoly demand and its marginal revenue.
127: Monopoly IV This video works out an alternative monopoly model.

7. The Biggest Monopolist

004: Central Bank Not A Bank This video disproves central bank as commercial bank
005: Central Bank’s Deceptive Earning This video proves that central bank does not earn anything
006: The Unbalanced Balanced Sheet This video reveals that the balance sheet of central bank is never balanced.

8. Conclusion

159: Regulation I This video proves that the only answer to tackle monopoly is perfect competition.