solve fast economics

5. Which of the following ensures that a firm is earning an accounting profit? a) Total revenue is maximized b) Total revenue is higher than explicit costs c) Average total economic cost is minimized d) The price of the good is higher than the firm's average total cost. c) The firm earns an accounting profit. Question 3. (a) Suppose initially consumer was at equilibrium consumption of two goods X and X. If the price of X increases, how does the Marginal Utility per taka of the goods adjast to the equilibrium