- Lucas, R.E.; Diener, E.
- The Happy Worker. Hypotheses about the Role of Positive Affect in Worker Productivity.
- Barrick, M.R.; Ryan, A.M.; Eds: "Personality and Work. Reconsidering the Role of Personality in Organizations", Jossey Bass, 2003, USA, 30 - 59
Eligible for inclusion in findings archive
- No, no new data on present happiness.