These are the industries that made billionaires even wealthier last year By: MarketWatch October 26, 2017 at 07:43 AM EDT Wealth for the world’s billionaires rebounded in 2016, with four key sectors helping drive those riches. Read More >> Related Stocks: Alphabet-A Amazon.com Apple Berkshire Hathaway Berkshire Hathaway Boeing Co Facebook General Electric INDUSTRIAL SEL Microsoft Real Estate Vanguard ETF Simon Property Group TECHNOLOGY