Blanchflower, D. G., &Oswald, A. J. (2004). Money, sex and happiness: An empirical study. Scandinavian Journal of Economics, 106(3), 393-415.
The links between income, sexual behavior and reported happiness are studied using recent data on a sample of 16,000 adult Americans. The paper finds that sexual activity enters strongly positively in happiness equations. Higher income does not buy more sex or more sexual partners. Married people have more sex than those who are single, divorced, widowed or separated. The happiness‐maximizing number of sexual partners in ...