When you put money into an index fund, that cash is then used to invest in all the companies that make up the particular index, which gives you a more diverse portfolio than if you were buying ...
Indexes have changed a lot over the past century. What was once state-of-the-art is now antiquated. The first indexes used information that was available, not what was best for building a portfolio.
How much money do you need to invest in a market-beating index fund to make a million dollars? How long will it take? Does this alternative Vanguard ETF have what it takes to make you a millionaire?
(k) index funds may be more heavily weighted toward technology stocks than investors realize, which can expose them to hidden sector-specific risks ...