“Last year, Killingsworth was part of team of scientists including the late psychologist Daniel Kahneman, who published a study challenging a famous 2010 paper by Kahneman and economist Angus Deaton that said happiness tends to go up with incomes until about $60,000 to $90,000 a year, at which point it flattens…

Kahneman and Killingworth reanalyzed that work and found the correlation between money and happiness extended to people with salaries up to at least $500,000 a year.”

From Bloomberg.