Vanguard 500 Index Fund - Mutual funds, IRAs, ETFs, 401(k ...

The first modern mutual fund, Massachusetts Investors Trust, began operations in 1924. By design and statute, mutual funds provide investors with diversification across a range of securities, a page from the Markowitz playbook. Until the 1980s, however, mutual funds played almost no role in household portfolios. In 1950, mutual funds made ................
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