1. The roles of money Brian is heading out to lunch. He goes to the bank and withdraws $30 from his savings account. He heads to a local deli that sells half sub sandwiches for $4.99 and whole subs for $7.99. Brian decides that he's pretty hungry and goes for the whole. He pays with a $10 bill and tells the cashier to keep the change. Identify what role money plays in each of the following parts of the story. Hint: Select each role only once. Role of Money Medium of Exchange Unit of Account Store of Value Brian can easily determine that the whole sandwich, while twice as long as the half, is priced at less than twice as much. Brian accumulates money in his savings account for future purchases. Brian buys his lunch with a $10 bill.

The assumptions of the production order quantity model are met in a situation where annual demand is 3650 units, setup cost is $50, holding cost is $12 per unit per year, the daily demand rate is 10 and the daily production rate is 100. the production order quantity for this problem is approximately:

What is the difference between total utility and marginal utility? a. marginal utility is subject to the law of diminishing marginal utility while total utility is not. b. total utility represents the consumer optimum while marginal utility gives the total utility per dollar spent on the last unit. c. total utility is the total amount of satisfaction derived from consuming a certain amount of a good while marginal utility is the additional satisfaction gained from consuming an additional unit of the good. d. marginal utility represents the consumer optimum while total utility gives the total utility per dollar spent on the last unit.

scenario: hawaii and south carolina are trading partners. hawaii has an absolute advantage in the production of both coffee and tea. the opportunity cost of producing 1 pound of tea in hawaii is 2 pounds of coffee, and the opportunity cost of producing 1 pound of tea in south carolina is 1/3 pound of coffee. which of the following statements is true? a. south carolina should specialize in the production of both tea and coffee. b. hawaii should specialize in the production of tea, whereas south carolina should specialize in the production of coffee. c. hawaii should specialize in the production of coffee, whereas south carolina should specialize in the production of tea. d. hawaii should specialize in the production of both tea and coffee.