You are in a desperate need of cash and turn to your uncle who has offered to lend you some money. You decide to borrow $1,230 and agree to pay back $1,610 in two years. What annual interest rate is your uncle charging you?

Classify each of the following items as a public good, a private good, a natural monopoly good, or a common resource.(a) measles vaccinations (b) tuna in the pacific ocean (c) airline service in the united states (d) local storm-water system