% while its economy has been growing at 9% 8%,9% a year? -Yes... The data you are quoting is on Child Main Nutrition.
而期间其经济却以%,8%或9%的速度增长?,-嗯。,你所引用的数据,是关于,儿童营养的。
If you look at the Frank Russell data and I just cited ten-year returns ending June 30,2005, so that period started in 1996 -well,in 1996 there were 307 managers that reported returns.
看看罗素公司的数据,我引用了从1996年开始,截至2005年6月30日的十年收益,在1996年有307位经理人公布收益
This is true whether you look at the universe of the mutual fund managers that we might have available to us as individuals or whether it's institutional data, such as those that I just cited; that concept is survivorship bias.
的确如此,不论你在观察,可接触到的基金经理个人,还是观察一些机构数据,就像我刚引用过的那些,这个现象就是生存偏差
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