Centralisation of political decision making often fails to produce the desired results. For instance, it is frequently argued that decision making within the European Union results in overspending and overregulation in some policy areas, while too low spending and too little regulation prevails...

Resistance to socially desired reforms may arise from uncertainty about the consequences of reforms at the individual level (Fernandez and Rodrik, 1991). Without a binding commitment, a promise to compensate losers will not raise support for reforms due to a credibility problem. This paper shows...