So you want to do what you love.

… and you want to make money.

A handful of people have the privilege to do both. Not surprisingly, these folks tend to have a few things in common, as Cornell University economist Robert H. Frank lays out in a recent story for the New York Times’ Upshot blog.

But what we wanted to know was this: Among these high earners who adore their gigs, are there any psychological commonalities that the rest of us might be able to incorporate into our own lives?

Turns out, the answer is yes. According to the latest psychological research, people who make a lot of money and adore their jobs tend to share three key traits.