Silvio Berlusconi, the billionaire former prime minister of Italy, died Monday, leaving behind a sprawling business empire. How Berlusconi’s wealth, built through the ownership of some of Italy’s most recognizable companies, including successful soccer club AC Milan, will be split between his five children is not yet clear. The Bloomberg Billionaires Index put Berlusconi’s net worth at $7.6 billion as of Monday. So how did Italy’s longest-serving prime minister since World War II — as well as one of its most controversial — make his money? The four-time prime minister of Italy entered politics at 57 years old. But, ... (full story)