ETF Summit: more smart-beta education needed

Smart beta exchange-trade funds (ETFs) are growing in popularity but just what investment strategies they entail exactly remains a source of some confusion, delegates heard on the first day of AsianInvestor Week in Hong Kong.  Investors that try to use smart beta need to know when to use it, how to use it in their overall portfolios, and how much they should have in different smart-beta products with multiple factors, Deborah Fuhr, London-based managing partner at research hous…