题目内容：
But what if the next few years turn out to be below normal expectations? Martin Barners of the Bank Credit Analyst in Montreal expects future stock returns to average just4 percent to 6 percent. Sound impossible? After a much smaller bubble that burst in the mid-1960s, Standard ＆ Poor's 5,000 stock average returned 6.9 percent a year (with dividends reinvested)for the following 17 years. Few investors are prepared for that.参考答案：
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