- The Koch brothers may spend $290 million on this election. That’s how much 5,270 American households make in a year. http://www.washingtonpost.com/blogs/the-fix/wp/2014/06/17/the-koch-brothers-may-spend-290-million-on-this-election-thats-how-much-5270-american-households-make-in-a-year/?tid=rssfeed 591 comments politics