April, Barbara, and Cathy are considering whether or not to purchase tickets to see the musical Wicked. April would pay as much as $75, Barbara would pay as much as $55, and Cathy would pay as much as $40 for a ticket. If the actual price is $45, how much consumer surplus is created when all three women purchase their tickets?
If government takes no action in response to a negative externality, is it likely that this activity will take place more or less than the socially optimal amount?
Assume a seller would be willing to accept a price as low as $100 each for 5 machines, but the buyer offers a price of $150 each, which the seller accepts. Calculate producer surplus in this example: