美選2021年量增32%背後原因
本帖最後由 sec2100 於 2022-1-23 09:02 編輯https://www.barrons.com/articles ... madness-51642781373
Millions of people have signed up for brokerage accounts since the start of the pandemic, and many of them have been playing options—which historically were considered a sophisticated tool for professional investors. New brokerage apps have made signing up for options trading easy, and people gathering on Reddit and social media sites often promote the benefits of using options.
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