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套息交易作为一种高风险高收益的投资方式,长期以来经久不衰。其在过去30年的大多时间里均有利可图,上个世纪80年代还曾出现年平均回报率为
Hedging as a high-risk, high-yielding investment has long been enduring. It has been profitable for most of the past three decades, with an average annual return of 80% in the 1980s