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A comment on Reddit's Stock Threads Become a Must-Read on Wall Street. Parent comment

Re:Reddit's Stock Threads Become a Must-Read on Wall Street by pcrh on Sunday October 11, 2020 @10:00AM (#24745815)
Failed companies are dropped from stock market indices, so I wonder if investing in indices is in effect a method of biasing the selection in favor of "winners" over the general performance of the economy....?
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Re:Reddit's Stock Threads Become a Must-Read on Wall Street by lcrmorin on Sunday October 11, 2020 @10:13AM (#24745921)
It is, but mostly due to their selection process, basically removing poorly performing companies and adding sane one that are about to grow.
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