The holding period return on a stock is equal to .

Which of the following statements is (are) true? i. free entry to a perfectly competitive industry results in the industry's firms earning zero economic profit in the long run, except for the most efficient producers, who may earn economic rent. ii. in a perfectly competitive market, long-run equilibrium is characterized by lmc < p < latc. iii. if a competitive industry is in long-run equilibrium, a decrease in demand causes firms to earn negative profit because the market price will fall below average total cost.

Which of these makes a student loan different from other types of loans

You are a professor of economics at a university.? you've been offered the position of serving as department? head, which comes with an annual salary that is ? $5 comma 500 higher than your current salary.? however, the position will require you to work 200 additional hours per year. suppose the next best use of your time is spending it with your? family, which has value of ? $10 per hour.