Other things held constant, investment in physical capital will increase:
a. labor productivity.
b. national income

Over the long term, the ultimate determinant of the price of a depletable resource is the

A) extraction cost. B) user cost. C) demand. D) availability of substitutes. E) cost of finding new reserves.

If more and better technology is used for producing wheat in the United States than in a lesser-developed country, then the:

A. MRP of the U.S. workers will be higher than the MRP of the workers in the lesser-developed country. B. MRP of the U.S. workers will be lower than the MRP of the workers in the lesser-developed country. C. demand for the U.S. workers will be lower than the demand for the workers in the lesser developed country. D. price of wheat will be higher in the United States than in the lesser-developed country.