Exchange-traded funds: Clarity amid the clutter - Vanguard

Exchange-traded funds (ETFs) have become a sought-after option for U.S. investors, with U.S.-listed ETF assets totaling $3.5 trillion. Although this was much less than the $14.9 trillion in total assets held by mutual funds, ETF assets grew at an annualized rate of 19.4% over the last ten years, versus 7.4% for mutual funds over the same period. ................
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