Investors on the hunt for regular income have this year poured almost $26bn into exchange traded funds that sell options tied to stocks, inspiring a wave of copycats and raising questions about their effects on market volatility.
追求固定收入的投資者今年向出售與股票掛鉤期權的交易所交易基金(ETF)投入了近260億美元，引起了一波效仿潮，同時也引發了有關其對市場波動性影響的問題。
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