http://www.pnas.org/content/107/38/16489.full http://www.pnas.org/content/107/38/16489.full Kahneman would disagree. Correlation is only weak for those above t

http://www.pnas.org/content/107/38/16489.full http://www.pnas.org/content/107/38/16489.full Kahneman would disagree. Correlation is only weak for those above the median income. Furthermore, a lower than median income appears to amplify other negative factors (illness, stress, etc.) Note that the study data is 10 years old. It would be interesting to know what today’s kids today believe is the median.