专业人士股票才6.2 percent over the next decade.
The CaliforniaPublic Employees' Retirement System, the largest U.S. public pension fund, anticipates annual returns of 6.2 percent over the next decade. http://www.cnbc.com/2017/02/06/us-pension-funds-are-slashing-their-forecastsand-some-dont-not-even-think-theyll-meet-those.html