This report analyses the influence of the Cap and Trade (CaT) system and the electricity market in California along two main questions: How do CaT design features affect the environmental effectiveness of the system and the quality of the carbon price signal? How do electricity market design...

This report analyses the interaction of the European Emissions Trading System (EU ETS)and the German and Polish electricity markets along two main questions: How do EU ETS design features affect the environmental effectiveness of the system and the quality of the carbon price signal? How do...

The European Union (EU) has pledged to reduce greenhouse gas (GHG) emissions until the year 2030 by 55% compared to 1990. Recently, the EU institutions decided to introduce a new Emission Trading System for road transport, buildings and fuels for additional sectors (ETS2) in addition to the...

Electricity generation based on renewable energy (RE) sources such as wind and solar replace the most expensive generators in the market, and thus induce a decrease in wholesale electricity prices. This so-called merit-order effect stimulates an increase in net-exports. Consequently, prices in...

This paper examines how optimal renewable energy (RE) support (RES) policies need to be adjusted to account for carbon prices. We show theoretically and empirically that changing carbon prices requires adjusting RE production subsidies due to two different motives: First, RE premiums need to be...