Refer to Table 2.3. The principle of diminishing returns first occurs when how many workers are hired?

If the firm hires security guards to enforce a lockout, what are they implying?

a. They would always accommodate b. They would always bargain hard c. They would not accommodate d. Both B&C

Suppose Joan uses her savings to purchase computer equipment for her new consulting business. Soon after this, the market interest rate rises. As a result, her

a. explicit costs rise immediately b. accounting profit falls immediately c. accounting profit rises immediately d. economic profit rises immediately e. economic profit falls immediately