GPA analyzed data on the personal wealth of the world's 100 richest billionaires. American billionaires hold $2.5 trillion, followed by France ($463 billion), India ($359 billion), China ($258 billion), and Russia ($176 billion). The United Kingdom is not included in the list as it has no billionaires among the world's 100 richest people.

Technology is the wealthiest sector, generating $1.5 trillion. Six out of the ten richest billionaires in the world amassed their fortunes from technology companies. This is followed by fashion and retail ($944 billion), and finance and investment ($643 billion).