A sustainable energy policy needs to balance between the reduction of carbon emissions and protection of vulnerable households and avoid a widening of the existing "energy gap" among the consumers. This study investigates energy spending for different consumer groups, in particular focussing on...

The validity of family background variables instrumenting education in income regressions has been much criticized. In this paper, we use data of the 2004 German Socio-Economic Panel and Bayesian analysis in order to analyze to what degree violations of the strong validity assumption affect the...