Taxes to be reviewed before blathering about the succession tax

Italy is a tax haven for inheritance taxes? After the disclosure of the contents of the will of Silvio Berlusconi, some graphs went crazy on social networks whose meaning was: the heirs of Cav. they will receive assets worth tens or hundreds of millions of euros and will pay a lower rate than that of a low-income worker. Furthermore, the heirs of the French, German and American tycoons are called (in theory) to pay a much greater offering.