I thought he refused his salary. At least he did for a while. The trust pays him.
The book Do As I Say details that Kennedy, despite the mantra that the rich SHOULD pay more taxes, few people have been as effective as Kennedy at avoiding taxes.
Their REIT is domiciled in Fiji but the family avoids IRS scrutiny.
Although Joe Kennedy's fortunte was between $300-500m, the family paid a paltry $134,330 in estate taxes which is an effective inheritance tax rate of .04%.
There's more. Way more. But you get the idea. Few people have avoided paying taxes like the Kennedy's.