油很难做。现在油ETF已经接近３０的水平了。如果买，油价涨到３０并不会涨多少，如果油跌会下降一大块。

来源: 谷惠子于 2020-04-09 10:02:11 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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