India's wealthiest man owns 44 percent of Reliance Industries, operator of the world's largest oil refinery complex and owner of the nation's biggest natural gas field. Through Reliance, he plans to build the country's first 4G wireless network in 700 cities. Ambani also owns Reliance Gas Transportation and a 27-story Mumbai home worth $500 million.
Bloomberg Markets’ inaugural list of the world’s richest people showcases the billionaires who pull the levers on the global economy. Their net worth totals $2.7 trillion, about the size of the gross domestic product of France, the fifth-biggest economy on the planet.