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02.单选题 收藏 标记 纠错 An investor currently has a portfolio valued at $700,000. The investor’s objective is long-term growth, but she will need $30,000 by the end of the year to pay her son’s college tuition and another $10,000 by year-end for her annual vacation. The investor is considering three alternative portfolios: Using Roy’s safety-first criterion, which of the alternative portfolios most likely minimizes the probability that the investor’s portfolio will have a value lower than $700,000 at year-end? 这个题目读不懂
查看试题 已回答这题的解题思路是不是（1+利率）=（1+真实无风险利率）* （1+预期通货膨胀率）* （1+风险溢价）？16题和17题求风险溢价的时候为什么不把无风险利率和预期通胀率都除掉，而是仅除无风险利率？
1、ETF在二级市场，认购阶段过后，投资者是否不能再向机构认购或者赎回ETF份额，但是投资者之间可以买卖份额？ 2、ETF认购的价格是什么价格，和ETF的NAV不同吗？投资者之间买卖份额的价格是什么价格？
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精品问答
- Q3：解析里面Team Purple’s conclusion (the externalities associated with human capital is the most important determinant in predicting the occurence of convergence) implies that the production function is a straight line, and is compatible with non-convergence.这段话中 externalities associated with human capital具体是什么？怎么得到the production function is a straight line这个结论呢？
- Effective duration和Effective convexiy的公式为什么不用modified duration和convexity的原本公式，而是和他们的近似的久期和突性的公式一致？
- Risk Budget and risk parity 第二道思考题，里面的Variance是不是完全是个冗余信息，给来误导的呀？
- liability relatibe asset allocation这三种方式的区别是什么呀 怎么区分
- 为什么半年付息 算ytm是乘以2 而年化的麦考利久期是除以2
- 为什么长期垄断竞争中 D和ATC相切
- Growth due to capital deepening 是αΔK/K还是ΔK/K
- m上升 EAR为什么上升 以及为什么又不变
