When the supply of intermittent renewable energies like wind and solar is high, the electricity price is low. Conversely, prices are high when their supply is low. This reduces the pro t potential in renewable energies and, therefore, incentives to invest in renewable capacities. Nevertheless,...

International environmental agreements have had varying success in the past; the theoretical literature on international environmental agreements (IEAs) explains why freeriding is so common. This paper allows for two strategically different types of countries. Damage functions are concave for...