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Fill in the blanks by selecting suitable words from the word bank. You may not use any of the words more than once. (填单词)In January 2011, Daniel Hernandez saved congresswoman Gabrielle Giffords' life in a mass shooting in Tucson. He kept her alive by 1)pressure to her wounds and speaking 2)words of sympathy until medical people arrived. He was 3)as a hero by the public. Although his devotion to public service is 4), in his bookThey Call Me a Hero: A Memoir of My Youth, Hernandez insists that he is not a heroHernandez said that he initially resisted the idea of writing a book about his experience on that day of enormous 5). "I had been 6)by a few publishers after the incident," he said. "I thought heroes should be people who make a lifetime 7)to helping others."However, Hernandez, now a school board member, had come to realize that he would be interested in writing a book 8)on his public service." As a young official, I've faced some big challenges, and I want young people to know that they need to face challenges and 9)themselves in their communities."When asked if he had any plan with a second book, Hernandez said his major purpose at present was to continue to serve his community and pursue his passion as a(n) 10)for education. "But I'm not going to say no," he said.

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投资者使用投资组合的方式可以( )。

A. 降低风险
B. 监测风险
C. 消除风险
D. 以上都正确

你管理的股票基金的预期风险溢价为10%,标准差为14%,短期国库券利率为6%。你的委托人决定将60 000元投资于你的股票基金,将40 000元投资于货币市场的短期国库券基金,你的委托人的资产组合的期望收益率是多少?()

A. 16%
B. 20%
C. 14%
D. 12%

下列关于风险厌恶投资者的说法哪项是正确的( )。

A. 他们只关心收益率
B. 他们接受公平博弈的投资
C. 他们只接受风险溢价超过无风险利率的风险投资
D. 他们只愿意接受低收益和高风险的投资

在均值-标准差图中,无差异曲线的斜率是( )。

A. 负的
B. 0
C. 正的
D. 不能确定

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