A smart beta exchange traded fund, the State Street SPDR Russell 1000 Yield Focus ETF (ONEY) debuted on 12/02/2015, and offers broad exposure to the Style Box - Large Cap Value category of the market.What Are Smart Beta ETFs?The ETF industry has traditionally been dominated by products based on market capitalization weighted indexes that are designed to represent the market or a particular segment of the market.A good option for investors who believe in market efficiency, market cap weighted indexes offer a ...