During 2006, the Gallup Organization conducted a World Poll that used an identical questionnaire for national samples of adults from 132 countries. I analyze the data on life satisfaction (happiness) and on health satisfaction and look at their relationships with national income, age, and...

In March 2020, the International Comparison Project published its latest results, for the calendar year 2017. This round presents common-unit or purchasing-power-parity data for 137 countries on Gross Domestic Product and its components. We review a number of important issues, what is new, what...

According to the Gallup-Healthways Well-Being Index daily poll of the US population, taller people live better lives, at least on average. They evaluate their lives more favorably, and they are more likely to report a range of positive emotions such as enjoyment and happiness. They are also less...

Durkheim's famous study of suicide is a precursor of a large contemporary literature that investigates the links between religion and health. The topic is particularly germane for the health of women and of the elderly, who are much more likely to be religious. In this paper, I use data from the...