A smart beta exchange traded fund, the WisdomTree India Earnings ETF (EPI) debuted on 02/22/2008, and offers broad exposure to the Asia-Pacific (Emerging) ETFs category of the market.What Are Smart Beta ETFs?Market cap weighted indexes were created to reflect the market, or a specific segment of the market, and the ETF industry has traditionally been dominated by products based on this strategy.Market cap weighted indexes offer a low-cost, convenient, and transparent way of replicating market returns, and a ...