Refer to the scenario above. What is the present value of the gift voucher for Susan?

Why do the governments of some developing countries use tariffs to raise revenue?

What will be an ideal response?

A firm faces the following relationship between the real wage it pays and the effort exerted by its workers. The marginal product of labor for this firm is given by MPN = E (100 - N)/9. How many workers will the firm employ?

A) 96 B) 92 C) 88 D) 80