Parametric frontier models and non-parametric methods have monopolised the recent literature on productive efficiency measurement. Empirical applications have usually dealt with either one or the other group of techniques. This paper applies a range of both types of approaches to an industrial...

Most of the literature related to the measurement of economic efficiency has based its analysis either on parametric or on non-parametric frontier methods. The choice of estimation method has been an issue of debate with some researchers preferring the parametric and others the non-parametric...

We define the wage premium to supervision (WPS) as the extra wage that supervisors earn relative to their subordinates, and estimate it at different quantiles of wage distribution for 26 European economies, comparatively focusing on the UK. We find that, by compensating supervisory positions...