1. Problem 14.2 The Magic Potion: A chemist is already producing 200 doses. Should she produce and sell another dose for $301? QuantityATCTC 199 200 201 $199/dose 200/dose 201/dose $39,601 40,000 40,401

2. Problem 14.6 Strong prices traditionally cause expansion in an industry, eventually bringing an end to high prices. EXPLAIN.

3. Problem 14.9 Pretzel Venders Suppose there are 1,000 hot pretzel stands in NY, each with U-shaped ATCs. Demand is downward sloping and the market is initially in long-run competitive equilibrium. Draw current equilibrium for representative firm and for the industry. NYC now licenses only 800 stands. Show impacts on the market and on the individual stand that is still operating. Now NYC charges license fee for the 800 licenses. –How does this affect each stand’s sales & profit? –How high should the license fee be to max. NYC’s fee revenue?