最重要的是，鉴于美国和欧洲部分国家等工业化国家的债务问题，致使利率降至历史新低，因此基金会改变了对投资环境的预期。

    海克斯坦称：“我们有充分理由相信，我们现在处在一个调整期……在此期间，投资回报将持续偏低。”

    译者：刘进龙/汪皓

    Above all, the foundation has changed expectations of the investing environment, given troubling debt in industrialized countries including the U.S. and parts of Europe have pushed interest rates to record lows.

    "There is good reason to believe that we are in an adjustment period … and that returns will continue to be fairly low over that period, " Heikensten said.