Sortino 與下行標準差 — 只懲罰下跌波動的比率
This tutorial is coming soon — stay tuned!
Sharpe 把上漲也當風險不合理。Sortino 只懲罰下跌波動,更符合投資人對「風險」的直覺。同 Sharpe 但 Sortino 高的股票通常「跌得少」。
This tutorial is coming soon — stay tuned!
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