We test for whether, once "basic needs" are satisfied, there is happiness adaptation to further gains in income using three data sets. Individual German Panel Data from 1985-2000, and data on the well-being of over 600,000 people in a panel of European countries from 1975-2002, shows different...

The answer to the question posed in the title is 'yes.' Using a total of 128,106 answers to a survey question about happiness,' we find that there is a large, negative and significant effect of inequality on happiness in Europe but not in the US. There are two potential explanations. First,...