I study optimal implementation of climate targets in a model with distortionary fiscal policy, learning-by-doing, and directed technical change. The key mechanism is that fiscal constraints link innovation policy to labor allocation, creating a tension between directing research and directing learning-by-doing. Analytically, I show that learning-by-doing shapes the effectiveness of carbon taxation ...
Der Deutsche Bundestag hat soeben den Tankrabatt beschlossen. Wenn der Bundesrat am frühen Nachmittag ebenfalls zustimmt, sinkt die Energiesteuer auf Benzin und Diesel ab 1. Mai befristet auf zwei Monate um 17 Cent pro Liter. Dazu eine Einschätzung von Claudia Kemfert, Energieökonomin und Leiterin der Abteilung Energie, Verkehr, Umwelt im Deutschen Institut für Wirtschaftsforschung (DIW Berlin):
Municipalities play a key role in providing public services, but despite rising gross investment, there is a significant erosion of assets: real investment growth remains insufficient and net investment continues to be negative. The Special Fund for Infrastructure and Climate Neutrality (SVIK) can help strengthen local government investment activity and reduce regional disparities. Based on a scenario ...