Am Sonntag fühlt man sich in Deutschland schlecht (pdf). Erinnert mich an meinen Freitags-Artikel, der mit ganz ähnlichen Ergebnissen aufwarten konnte; da kam der Sonntag auch nicht wirklich gut davon.
Besides individual characteristics and macroeconomic factors, subjective well-being can be explained by many other important temporary life circumstances, and these are often linked to specific days of the week. […] Both descriptive statistics and results from econometric analyses show lower and declining subjective well-being on weekends compared to on weekdays. Sundays are found to be the bluest day, although this result differs somewhat among different socio-demographic groups.