If a production possibility frontier is a straight line,it tells us that the opportunity cost of producing one more unit of good X is:

A) an increasing amount of good Y.
B) a decreasing amount of good Y.
C) equal to the inverse of the amount of good Y.
D) a constant amount of good Y.

The prime rate is defined as the rate of interest banks charge their "best" customers.

Which of the following statements accurately describes catch-up growth?

A) In one generation, China will be one of the richest countries in the world, if China's GDP per person continues to grow 9% per year.
B) In one generation, Zimbabwe will be one of middle-income countries, since Zimbabwe's per person GDP fell by 27% in the last couple of decades.
C) In one generation, even if China's GDP per person will decline 9% per year, China will remain one of richest countries in the world.
D) In one generation, Zimbabwe will be the world richest country, since Zimbabwe's per person GDP grew 9% in the last couple of decades.

A firm operating in a monopolistically competitive market is producing a quantity at which MC = MR.Profit:

A) can be increased by increasing production.
B) is maximized.
C) can be increased by decreasing the price.
D) is maximized only if MC = P.

According to the standards for the use of numbers, amounts should be expressed in both figures and words in all documents.

The maturity matching principle says that the maturity of financing should generally match the length of the project it supports.