This paper investigates the power properties of the Sargan test in the presence of measurement errors in dynamic panel data models. The general conclusion from the Monte Carlo simulations is that the Sargan test, in many cases, leads the econometrician to accept misspecified models with...

In their role as agenda setters and implementers of political decisions, bureaucrats potentially have the power to influence decisions in their own favor. It is however difficult to empirically test whether bureaucrats actually are involved in such actions. In this paper we suggest and apply a...

Just like any other employer, the municipalities can engage participants in active labor market programs in their activities. Does this possibility affect the output of municipal services? In order to answer this question a measure for output of locally provided schooling is created using factor...