Q8. You have a small decoration business primarily making custompapermachepinata's.Monopolistic Competition.Each customer has unique customorder,therefore it is very difficult to figure out the marginal cost of each output.You charge a price of $15 for any small two foot bytwo footpinata's.Without marginal cost, how can you check to see if the small pinata's were profitable?

Q9:Explain the difficulty in keeping a cartel (collusion).

Q10:Explain how advertising can result in aprisonersdilemma for companies in an oligopoly.