Bill Gates: My ‘best investment’ turned $10 billion into $200 billion worth of economic benefit

Bill Gates and the return on investment in vaccinations from CNBC. Investing in global health organizations aimed at increasing access to vaccines created a 20-to-1 return in economic benefit, billionaire Microsoft co-founder and philanthropist Bill Gates told CNBC on Wednesday. Over the past two decades, the Bill and Melinda Gates Foundation has donated “a bit more than $10 billion”…