NH 2015 is the only amusement park in Goleta (it has monopoly power). The owners have decided to enact a two-part tariff: a fixed fee to enter and a per-photo price to get a photo taken with local celebrity Serena. Suppose that the demand for photos is , and that NH 2015's cost function is . If the owners choose the fixed fee and per-photo price to maximize profits, what will the profits be

Suppose either computers or televisions can be assembled with the following labor inputs: units produced 1 2 3 4 5 6 7 8 9 10 total labor used 3 7 12 18 25 33 42 54 70 90 (a) draw the production possibilities curve for an economy with 54 units of labor. label it p54. (b) what is the opportunity cost of the eighth computer? (c) suppose immigration brings in 36 more workers. redraw the production possibilities curve to reflect this added labor. label the new curve p90.