Is the iShares Russell 2000 ETF (IWM) a good investment?

American stocks have done well in the past decades, helped by large inflows by retail and institutional investors and strong earnings growth. The biggest stock indices like the Dow Jones, S&P 500, and Nasdaq 100 have more than doubled in the past decade.  IWM ETF has underperformed peers The small-cap Russell 2000 index has historically […]