When there is a resource for which property rights are not well defined and there is a difference between private costs and social costs, then all but which of the following is a way to close the difference?

The table below shows four alternative techniques for assembling a car. The cost of labor is $20 per hour, and the cost of capital is $10 per hour. Which of the four techniques for assembling a car is economically efficient?

A) T-1 B) T-2 C) T-3 D) T-4

The exchange rate increases when there is a decrease in the demand for bonds.

a. true b. false