If you're a baby boomer approaching retirement, demographic trends will weigh down your...

|By:, SA News Editor

If you're a baby boomer approaching retirement, demographic trends will weigh down your portfolio returns, fund manager and researcher Robert Arnott warns. The ratio of retirees to active workers in the U.S. will balloon; as retirees sell stocks and then bonds to support themselves, there will be fewer younger investors to buy those securities, keeping a lid on prices.