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新“避马斯克”ETF：避开特斯拉和SpaceX，是噱头吗？
New ‘Ex-Elon’ ETFs let you avoid SpaceX and Tesla — but are they just a gimmick?
One expert doubts that new ETFs from Subversive will catch on in a meaningful way.
更进一步：量化金融体系
看懂新闻只是起点——沿量化金融路径，把它变成能交付的工程能力