Competitive firms hire workers until the additional benefit they receive from the last worker hired is equal to the:
(i) the additional cost of that worker
(ii) the wage paid to that worker
(iii) the marginal product of that worker

OPTION (i) and (ii) BOTH

Explanation:

Any competitive firms employ workers for their firms, till the additional benefits which came from the previous worker who was employed is almost equal to the statements which are been presented in statement (i) and (ii).

Because if any employee of an an organization or a firm changes or replaces its employees, then also the salary and the addition income that will be paid to the new employee, is same as it was given to the previous employee.

answer; ///the correct answer is (ftc) federal trade commission;