In the above figure, the marginal revenue product is represented by line

An increase in the demand for labor means that

A) the demand for labor increases as a result of an increase in the real wage rate. B) the demand for labor increases at any real wage rate. C) the supply of labor must also be increasing. D) the demand for labor increases as a result of a decrease in the real wage rate.

Mutual funds that offer limited shares that are not redeemable are referred to as

A) open-end. B) closed-end. C) negotiable. D) nonnegotiable.