Being Cautious With Small-Cap ETFs Like IWM

The iShares Russell 2000 ETF (NYSEArca: IWM), the largest ETF tracking smaller companies, is up more than 13% this year, but recently has given back some of those gains. IWM is lower by more than 4% over the past week, prompting some market observers to urge caution on small-cap stocks and the...