In accounts that don't allow short selling, the short position could be taken with an inverse bond ETF such as ProShares Short 20+ Year Treasury ( TBF ), with a 0.95% expense ratio. First Trust Advisors has added a new menu item for investors starving for dividend income in an era of unpalatable interest rates. If the economy slumps, inflation declines and investors pile into risk-free Treasurys, the fund will "get squeezed on the short side," says Neil Leeson, ETF strategist at Ned Davis Research in Venice, Fla.