呵呵，看看芵文bloomberg是如何报导:）

One of the first Americans to beat the estate tax was a guy by the name of John D. Rockefeller. Not long after Congress in 1916 declared a special new tax on the estates of people who died with more than $50,000, the oil tycoon, then the world’s richest man, gave hundreds of millions of dollars to his son. It took eight years for Congress to plug the gap