In a pure free market economy ,who would assume responsibility for defending the country against external attacks?How would this service be paid for?

Show the changes to the t-accounts for the federal reserve and for commercial banks when the federal reserve buys $50 million in u.s. treasury bills. if the public holds a fixed amount of currency (so that all loans create an equal amount of deposits in the banking system), the minimum reserve ratio is 10%, and banks hold no excess reserves, by how much will deposits in the commercial banks change? by how much will the money supply change? show the final changes to the t-account for commercial banks when the money supply changes by this amount.

While studying for the engineering economy final exam, you and two friends find yourselves craving a fresh pizza. you can't spare the time to pick up the pizza and must have it delivered. "pick-up-sticks" offers a 1-1/4-inch-thick (including toppings), 20-inch square pizza with your choice of two toppings for $15 plus 5% sales tax and a $1.50 delivery charge (no sales tax on delivery charge). "fred's" offers the round, deep-dish sasquatch, which is 20 inches in diameter. it is 1-3/4 inches thick, includes two toppings, and costs $17.25 plus 5% sales tax and free delivery. 1. what is the problem in this situation? state it in an explicit and precise manner. 2. systematically apply the seven principles of engineering economy (pp. 3-6) to the problem you have defined in part (a). 3. assuming that your common unit of measure is dollars (i.e., cost), what is the better value for getting a pizza based on the criterion of minimizing cost per unit of volume? 4. what other criteria might be used to select which pizza to purchase?

Lynch company manufactures and sells a single product. the following costs were incurred during the company’s first year of operations: variable costs per unit: manufacturing: direct materials $ 12 direct labor $ 6 variable manufacturing overhead $ 1 variable selling and administrative $ 1 fixed costs per year: fixed manufacturing overhead $ 308,000 fixed selling and administrative $ 218,000 during the year, the company produced 28,000 units and sold 15,000 units. the selling price of the company’s product is $56 per unit. required: 1. assume that the company uses absorption costing: a. compute the unit product cost. b. prepare an income statement for the year. 2. assume that the company uses variable costing: a. compute the unit product cost. b. prepare an income statement for the year.