Small-cap emerging-markets ETFs also offer nice diversifiers away from large-cap funds in the category, many of which are highly concentrated at the geographic or sector levels — or both.
— Read on investorplace.com/2018/05/5-small-cap-etfs-for-emerging-markets-exposure-dgs-ewx-eems-fems-ashs/
Finding Value in ETF's Worth Owning for the Long Haul