If the Federal Reserve sells $1,000 in bonds and, as a result, the money supply decreases by $2,500, what is the required reserve ratio?

Consider the monopsony in the above figure. The monopsony will pay a hourly wage rate equal to

A) $10. B) $15. C) $20. D) None of the above answers is correct.

Measuring "y" on the vertical axis and "x" on the horizontal axis, convexity of indifference curves imply that the magnitude of MRS of "y" for "x"

A) is decreasing as "x" increases. B) is increasing as "x" increases. C) is constant as "x" increases. D) cannot be calculated for large levels of "x".