The iShares MSCI USA Equal Weighted ETF (EUSA) made its debut on 05/05/2010, and is a smart beta exchange traded fund that provides broad exposure to the Style Box - All Cap Blend category of the market.What Are Smart Beta ETFs?The ETF industry has long been dominated by products based on market cap weighted indexes, a strategy created to reflect the market or a particular market segment.A good option for investors who believe in market efficiency, market cap weighted indexes offer a low-cost, convenient, a ...