Using high-frequency data from the European Climate Exchange (ECX), we examine the determinants of price impact of €21 billion-worth of block trades during 2008-2011 in the European carbon market. We find that wider bid-ask spreads and volatility are characterised by smaller price impact....

This paper presents valuation models of emission allowance options under an emission trading scheme, operating in an open trading phase, where unused allowances are banked to subsequent phases without any limit. Empirical studies are carried out to show that allowance option prices exhibit...