2017 study ... showed that voters in Britain highly satisfied with their lives were 1.6% more likely to support the party in power... a 10% rise in family income was associated with a mere 0.18% increase ... happiness seems more important to the outcome of elections than money... in 15 European elections ... Life satisfaction... twice as important…

all of us, even highly intelligent people, are prone to irrationality. Across a wide range of scenarios, the experiments revealed, people tend to make decisions based on intuition rather than reason... those with a high I.Q. were, if anything, more prone to the conjunction fallacy... rationality, unlike intelligence, can be improved through traini…