Civil servants have a reputation for being lazy. However, people's personal experiences with civil servants frequently run counter to this stereotype. We develop a model of an economy in which workers differ in laziness and in public service motivation, and characterise optimal incentive...

This paper examines the consequences of creating a fully competitive market in a sector previously dominated by a cost-minimizing public firm. Workers in the economy are heterogeneous in their intrinsic motivation to work in the sector. In line with empirical findings, our model implies that...

This discussion paper resulted in a publication in <A href="http://link.springer.com/article/10.1007%2Fs10645-005-2933-4">'De Economist'</A>, 2005, 153(2), 139-165.<P> How much does a nation spend on resources to 'grease the wheels of trade'? To examine this question the Dutch economy is used as an exemplary case as the Netherlands are known as a nation of traders. This...</p></a>

This paper evaluates the strength of social and economic forces that affect the pressure to emigrate 'out of Africa' for four distinctly different African countries (Morocco, Egypt, Senegal and Ghana). In general, great expectations about attaining a higher living standard and expected low job...