另外，定投和我发帖的满仓买完全不同，如果定投时间线拉的很长很长，投入金额非常分散，其实是通过时间和投入比例磨平成本，只要...

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Kind-1 (TextNote)

2026-06-20T13:23:04Z

↳ 回复 6svjszwk (npub1sxgnpqfyd5vjexj4j5tsgfc826ezyz2ywze3w8jchd0rcshw3k6svjszwk)

你去看ai回答我的2个指数编制方法的答案，纳斯达克本质上和标普乃至癌股的诸如沪深300一样是宽基指数，成份股主要是市值决定，标普的500支股票全都换了也仍然是标普500。恒生科技的问题比较复杂，它(不完全)类似一个行业指数，有特殊地缘属性受特定时期特定政策影响比较大。 而定投通常适合宽基指数，由它自...

另外，定投和我发帖的满仓买完全不同，如果定投时间线拉的很长很长，投入金额非常分散，其实是通过时间和投入比例磨平成本，只要定投标的不会死，理论上只要定投够久很难亏损本金的，无非是收益预期能否达到的问题。

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