Ruut Veenhoven Erasmus University Rotterdam, Happiness Economics Research   Erasmus Happiness Economics Research Organization Erasmus University Rotterdam POB 1738 Rotterdam, 3000DR Netherlands   veenhoven@ese.eur.nl   http://www2.eur.nl/fsw/research/veenhoven           JEL Areas: D1 : Household Behavior: General J5 : Labor-Management Relations, Trade Unions, and Collective Bargaining: General