Interestingly, and usefully, it turns out that what we do with our money plays a far more important role than how much money we make. Imagine three people each win $1 million in the lottery. Suppose one person attempts to buy every single thing he has ever wanted; one puts it all in the bank and uses the money only sparingly, for special occasions; and one gives it all to charity. At the end of the year, they all would report an additional $1 million of income. Many of us would follow the first person’s strategy, but the latter two winners are likely to get the bigger happiness bang for their buck.
Research shows that in the U.S., money correlates with happiness until you get to an income of about $75,000. After that, happiness returns diminish rapidly. The key is what you do after you hit $75,000: