XYZ Company is currently experiencing a backlog at its loading dock. A manager figures that if she were to hire an extra worker for $100 per day, then sales volumes would increase by $400, due to the removal of the congestion on the dock. The worker's marginal revenue product is:.
a. $300.
b. $400.
c. $100.
d. $500.

Under t, the point (0,2) gets mapped to (3,0). t-1 (x,y) →

Plastic and steel are substitutes in the production of body panels for certain automobiles. if the price of plastic increases, with other things remaining the same, we would expect: a) the demand curve for plastic to shift to the left. b) the price of steel to fall. c) the demand curve for steel to shift to the left d) nothing to happen to steel because it is only a substitute for plastic. e) the demand curve for steel to shift to the right

The usa today reports that the average expenditure on valentine's day is $100.89. do male and female consumers differ in the amounts they spend? the average expenditure in a sample survey of 47 male consumers was $135.67, and the average expenditure in a sample survey of 38 female consumers was $68.64. based on past surveys, the standard deviation for male consumers is assumed to be $34, and the standard deviation for female consumers is assumed to be $17.