If the expected path of 1-year interest rates over the next five years is 2 percent, 4 percent, 1 percent, 4 percent, and 3 percent, the expectations theory predicts that the bond with the lowest interest rate today is the one with a maturity of:.a. one year.
b. two years.
c. three years.
d. four years.

When a company produces and sells x thousand units per week, its total weekly profit is p thousand dollars, where upper p equals startfraction 800 x over 100 plus x squared endfraction . the production level at t weeks from the present is x equals 4 plus 2 t. find the marginal profit, startfraction dp over dx endfraction and the time rate of change of profit, startfraction dp over dt endfraction . how fast (with respect of time) are profits changing when tequals8?