According to Boston College report, the "greatest wealth transfer in history" is underway now; between 2007 and 2061, estimated $59 trillion will change hands.

"The greatest wealth transfer in history is underway, according to a new report. A study from the Boston College Center on Wealth and Philanthropy projects that $59 trillion is expected to be passed down to heirs, charities and taxes between 2007 and 2061. The study said heirs will receive $36 trillion over that period, while federal estate taxes will receive $5.6 trillion." -- Robert Frank, CNBC.com