Designed to provide broad exposure to the Industrials ETFs category of the market, the Invesco S&P 500 Equal Weight Industrials ETF (RSPN) is a smart beta exchange traded fund launched on 11/01/2006.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.Investors who believe in market efficiency should consider market cap indexes, as they replicate m ...