Breaking: nice guys finish last. Confirmed, true, just one more way you lose. That's why Chad has a Porsche and you don't. Sorry, bitch.
The researchers [who analyzed several surveys spanning 20 years] examined "agreeableness" using self-reported survey data and found that men who measured below average on agreeableness earned about 18% more-or $9,772 more annually in their sample-than nicer guys. Ruder women, meanwhile, earned about 5% or $1,828 more than their agreeable counterparts.