Yes, 牺牲一些盈利换曲线平滑。用极端法设想一下，如果可以直线保证8%每年的盈利，很多人就不会要颠簸的10%.

来源: QQQ2074 于 2025-11-06 09:17:09 [旧帖] [给我悄悄话] 本文已被阅读：次

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