Adecrease in aggregate demand is harmful in the short run because but beneficial in the long run because

Answer the following questions with true or false and provide a brief explanation (2- 3 sentences) a) economies of scale in production give rise to multi-product firms. b) ace hardware corporation is an example of economies of scale in production.

Which of the following best describes the economic effect that results when the government increases interest rates and restricts the lending of money? a. borrowing money becomes more expensive and there is less investment in production. b. the economy grows as investments result in larger profits. c. government spending drives up prices because of greater competition for goods and services. d. consumers save more money and spend less buying goods and services.

Consider a treasury bill with a rate of return of 5% and the following risky securities: security a: e(r) = .15; variance = .0400 security b: e(r) = .10; variance = .0225 security c: e(r) = .12; variance = .1000 security d: e(r) = .13; variance = .0625 the investor must develop a complete portfolio by combining the risk-free asset with one of the securities mentioned above. the security the investor should choose as part of her complete portfolio to achieve the best cal would be a. security a b. security b c. security c d. security d