From questions 6 and 7, which portfolio has better risk-reward? A: Passive portfolio B: Active portfolio

资产组合（portfolio）

If the daily, 90% confidence level, VaR of a portfolio is correctly estimated to be $5,000, one would expect that in one out of:（ ） A: 90 days, the portfolio value will decline by $5,000 or less B: 10 days, the portfolio value will decline by $5,000 or more C: 10 days, the portfolio value will decline by $5,000 or less

If the daily, 90% confidence level, VaR of a portfolio is estimated to be $4,000, the risk manager would expect that in one out of:（ ） A: 10 days, the portfolio value will decline by $4,000 or less B: 90 days, the portfolio value will decline by $4,000 or less C: 10 days, the portfolio value will decline by $4,000 or more

When a portfolio consists of only a risky asset and a riskless asset, increasing the fraction of the overall portfolio invested in the risky asset will ______. A: increase the expected return on the portfolio B: increase the standard deviation of the portfolio C: not change the risk-reward ratio D: Neither A, B nor C is true E: A, B and C are all true

24、Portfolio<br/>investment______

If your portfolio standard deviation is 14% and risky asset standard deviation is 28%, what is the weight of risky asset in your portfolio? (Hint: Remember the y!)

Portfolio is a effective approach to reduce investment risk

Which of the following statements does NOT describe the role of a portfolio manager in perfectly efficient markets Portfolio managers should:（） A: construct diversified portfolios that include international securities to eliminate unsystematic risk. B: quantify client’s risk tolerance, communicate portfolio policies and strategies, and maintain a strict buy and hold policy avoiding any changes in the portfolio to minimize transaction costs. C: help clients minimize taxes and reduce trading turnover.

A portfolio is a collection of materials aiming to assess students' possession of knowledge.