In this paper, we attempt to examine the speculative efficiency hypothesis on CO2 emission allowance prices negotiated on Bluenext, by testing the relationship between futures and spot prices from the Fama (1970) framework. This approach is based on the joint hypothesis of no risk premium and...

The Market Abuse Regulation (MAR) entered into force in 2016 within the European Union, which introduced a fully harmonized ban on market manipulation. Even though the regulation is quite detailed, the terms used to define market manipulation are relatively vague and open-ended. In What Is...