15. Suppose the MPC is .90 and the MPI is .10. If govern- ment expenditures go up $100 billion while taxes fall

$ per unit 100.00- 90.00- 80.00 70.00- -00 09 50.00- 40.00- 30.00- 20.00- 10.00- 0 10 20 30 MR 40 50 Quantity OK 09 70 MC=ATC D 09 90 100

ctors) on of es 1. Relationship of data usage and bill Data Usage(GB/month) 0 10 20 30 Bill($/month) 10 30 50 70 A. Draw the graph, placing data usage horizontally(on the X axis) and bill vertically(On the Y axis). B. How much is the monthly fixed fee? C. How much is the charge per GB? D. What is the Equation that describes the relationship, where data usage is denoted by D, and bill by B? E. How much would be the charge for 50 GB use per month?

There is a bar on Off‐Main Street called the Rock‐n‐Roll Bar. All the people that go to that bar like to listen to rock‐n‐roll music, and they love live bands. If the bar owner brings bands in to play music on a Saturday night, she will make a lot of money. However there are tenants in this building who get annoyed by the loud music. The benefits/costs to the owner/tenants of having zero, one, two or three bands on a Saturday night are listed below.   Assume the bar owner has the right to hire as many bands as she likes. Iftransaction costs were $90, split between the bar owner and the tenants, how manybands would play? What would social welfare be? A. Three bands would play and social welfare would be ‐100.B. Two bands would play and social welfare would be 75.C. Two bands would play and social welfare would be ‐15.D. No bands would play and social welfare would be 0.E. Three bands would play and social welfare would be ‐190