For decades, one of Latin America’s most powerful businessmen built his fortune the old-fashioned way, through stores, banks, telecom networks and media companies that millions of people rely on every day. Ricardo Salinas, the Mexican billionaire had a sprawling corporate empire spanning retail, telecommunications, banking and media. His companies serve tens of millions of customers across Mexico and beyond, cementing his status as one of the region’s most influential executives and one of its wealthiest ...