What's it called when you spend more than you have?

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

Why is following an unrelated diversification strategy especially advantageous in an emerging economy? a. it allows the conglomerate to overcome institutional weaknesses in emerging economies. b. it allows the conglomerate to form a monopoly in emerging economies. c. it allows the conglomerate to use well-defined legal systems in emerging economies. d. it allows the conglomerate to take advantage of strong capital markets in emerging economies.

The martinez legal firm (mlf) recently acquired a smaller competitor, miller and associates, which specializes in issues not previously covered by mlf, such as land use and intellectual property cases. given the increase in the firm's size and complexity, it is likely that its internal transaction costs willa. decrease. b. increase. c. become external transaction costs. d. be eliminated.