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    什麽是沽空交易

    沽空交易（又稱「賣空」或「做空」）是一種金融投資策略，適用於投資者預期某隻股票或其他資產價格將下跌的情形。通過先高價賣出、後低價買回的方式，從中賺取差價利潤。

     

    一、 沽空的基本原理

    核心邏輯：高賣 → 低買 → 賺差價

    但與普通「低買高賣」的做多不同，沽空是先賣後買，且賣出的資產並非自己持有，而是從券商借入的。也就是借用券商的股票高價賣出，然後再低價買入股票歸還券商。

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