other 18. Even if the externality issue is resolved using a private solution (Coase), can you think of other issues or problems that would stem from the situation? (For example, how do you determine to whom to give rights?) /2 19. The many identical residents of Whoville love drinking Zlurp. Each resident has the following willingness to pay for the tasty refreshment: /4 First Bottle $5 Fourth Bottle $2 Second Bottle $4 Fifth Bottle $1 Third Bottle $3 Further Bottles SO a. The cost of producing Zlurp is $1.50, and the competitive suppliers sell it at this price. (The supply curve is horizontal.) How many bottles will each Whovillian consume? What is each person's consumer surplus? b. Producing Zlurp creates pollution. Each bottle has an external cost of $1. Taking this part (a)? additional cost into account, what is total surplus per person in the allocation you described in c. Cindy Lou Who, one of the residents of Whoville, decides on her own to reduce her consumption of Zlurp by one bottle. What happens to Cindy's welfare (her consumer surplus Whoville? minus the cost of pollution she experiences)? How does Cindy's decision affect total surplus in 20. Define public goods and con