The average interest rate on a six-month certificate of deposit was 9.1% in 1970 and 13.4% in 1980. Back then, of course, inflation was higher but so were wages on a relative basis... and those higher interest rates, plus the prevalence of pensions, allowed many retirees to generate livable income streams without invading their principal or taking risks in stocks. But two decades worth of declining interest rates have dragged yields down to a point where the idea of retiring on CDs and bonds is not feasible. Morningstar financial editor Christine Benz believes the most effective way to beat low-interest rates is with bucket planning. Today, we'll compare her idea for bucketing to the IQ Wealth System .You don't want to miss today's show, MASTERING MONEY is on the air!