$12,000 

To take a four-day class at Harvard. The course, Business of Entertainment, Media and Sports, is open to non-Harvard students and covers the economics of modern-day brands (paywall link) from Nike to MrBeast. Alumni include celebrities looking to build an empire, like Channing Tatum and LL Cool J. Oh, to be a fly on the wall.

Tags: brands, business, celebrities, entertainment, Link, media