The Energy Crunch Is Adding Billions To Oil Tycoons’ Net Worth

As the surge in oil prices continues amid increasing demand and a supply crunch, energy stocks have been soaring–and the world's oil tycoons are laughing all the way to the bank.  According to the Bloomberg Billionaires Index, energy billionaires globally have seen their combined net worth jump more than 20 percent in the first half of the year alone, the highest growth in wealth of any group of billionaires in the index compiled by Bloomberg.

Here's a rundown of how the world's richest energy billionaires have seen their fortunes multiply…