问题
单项选择题
The level of diversification benefits available from investing internationally is determined by the:（）
A. relative returns between markets.
B. correlations between market returns.
C. standard deviations of the returns.
答案
参考答案：B
解析：
The principal factor that determines whether or not diversification benefits are available from investing internationally is the correlation of returns. In general, the lower the correlation, the greater the benefits.