If d = the depreciation rate, n = the growth rate of the labor force, and k = the capital-labor ratio, which of the following expressions best describes break-even investment?

What is the equation of exchange? How can the equation of exchange be converted into the quantity theory of money?

What will be an ideal response?

Suppose the price elasticity coefficients of demand are 1.43, 0.67, 1.11, and 0.29 for products W, X, Y, and Z respectively. A 1 percent decrease in price will increase total revenue in the case(s) of:

A. W and Y. B. Y and Z. C. X and Z. D. Z and W.