. Gwen is leading a meeting and wants to make sure that they stick to the agenda and end on time. What should she do to move the meeting along? a. Say as much as possible during the meeting. b. Move divergent topics to a separate list to be discussed later. c. Not worry so much about time; the most important thing is to make sure that all agenda items are discussed fully. d. Ask anyone who monopolizes the conversation to leave.

Wo firms, a and b, each currently dump 50 tons of chemicals into the local river. the government has decided to reduce the pollution and from now on will require a pollution permit for each ton of pollution dumped into the river. it costs firm a $100 for each ton of pollution that it eliminates before it reaches the river, and it costs firm b $50 for each ton of pollution that it eliminates before it reaches the river. the government gives each firm 20 pollution permits. government officials are not sure whether to allow the firms to buy or sell the pollution permits to each other. what is the total cost of reducing pollution if firms are not allowed to buy and sell pollution permits from each other? what is the total cost of reducing pollution if the firms are allowed to buy and sell permits from each other? a. $3,000; $1,500 b. $4,500; $3,500 c. $4,500; $4,000 d. $4,500; $2,500