Koum moved to the U.S. from communist Ukraine when he was 16. Acton was born in Michigan. Both are now billionaires.

Here are some of the best quotes by Ratan Tata When a billionaire Ratan Tata saw Indian families crowding onto scooters, he came up with the idea of ‘people’s car’ which is affordable and ...

Ambani is the 11th richest person in the world, according to Bloomberg Billionaires Index. On Mukesh Ambani's birthday, let's take a look at his 10 quotes that can inspire entrepreneurs ...