Designed to provide broad exposure to the Real Estate ETFs category of the market, the Invesco KBW Premium Yield Equity REIT ETF (KBWY) is a smart beta exchange traded fund launched on 12/02/2010.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.Market cap weighted indexes work great for investors who believe in market efficiency. They provide a ...