Growitsch, Christian; Stronzik, Marcus - Energiewirtschaftliches Institut (EWI), Universität zu … - 2011
-corrected least-squares dummy variable or LSDVC estimator on an unbalanced panel out of 18 EU countries over 19 years, allowing us to … empirically analyse the effect of ownership unbundling of gas transmission networks as the strongest form of vertical separation on … and economic country specifics. Among these different estimators, we consistently find that ownership unbundling has no …