问题
单项选择题
Gary Michael, CFA, the portfolio manager of several aggressive-growth mutual funds. Michael opened a new account on 1 January 2010 with €850 000 and presented the following information:
As of 31 December 2011, the investor's annualized money-weighted rate of return since opening the account is closest to:（）
A. 2.0%
B. 12.47%
C. 20.23%
答案
参考答案：B
解析：
计算式如下：0=-850000-6000001(1+r)1-1000001(1+r)2+18500001(1+r)2，
用计算器的CF功能求出r=12.47%。