Entry:

Davis, James A., "Does Economic Growth Improve the Human Lot? Yes Indeed, About .0005 Per Year," Paper presented at the International Conference on Subjective Indicators of Quality of Life, Cambridge, England, September, 1975.

Abstract:

The happiness level has increased in the U.S. since World War II due to increased education, but this has been a very small increase which has been offset by the decline in happiness of blacks and the non-married, and is subject to year-to-year fluctuations.

1973-75

Other Data Sets:

Gallup 1948-66 (7); SRC 1957; ANES 1972; NORC 1964 (3), 1972 (2)