There is no formula for becoming a billionaire. To paraphrase Tolstoy, each billionaire is a billionaire in his or her own way. Yet a growing body of statistical and qualitative surveys provide some common patterns among billionaires that offer clues into the "billionaire personality" and what it takes to make extreme wealth. The latest comes from UBS, which released its UBS/PwC 2015 Billionaire Report on Tuesday. UBS and PwC researched 1,300 of the world's billionaires through surveys, case studies and academic research, and interviewed 30 of them to find common personality traits. "Billionaires are different," the ... (full story)