Das Milliardenversprechen (2012) - FAQ
Frequently asked questions about this film.
Who are the main figures involved in the campaign to donate half of their fortunes?
Warren Buffett and Bill Gates are the main figures who launched the campaign in June 2010.
How long did the filmmakers follow Warren Buffett for this documentary?
The filmmakers followed Warren Buffett for 18 months.
What was the main initiative of Warren Buffett and Bill Gates in 2010?
They agreed to donate half of their fortunes to charity.