如多年后才用，现在就买进QQQ，spy类。有统计分析一次性买进比逐步买进收益更高。
我还以为定投比一次性买进好，谢谢！
https://investor.vanguard.com/investor-resources-education/n
https://www.aesinternational.com/blog/i-just-received-a-lump
https://www.northwesternmutual.com/life-and-money/is-dollar-
这个问题问得好
2025-01-25 12:52:43我还以为定投比一次性买进好，谢谢！