This article brings new insights on the role played by (implied) volatility on the WTI crude oil spot price. An increase in the volatility subsequent to an increase in the oil price (i.e. inverse leverage effect) remains the dominant effect as it might reflect the fear of oil consumers to face...

Stemming from politically given market imperfections in a tradeable permits system, we develop a Stackelberg game model to describe how a large agent may exercise market power at the expense of a competitive fringe. In a dynamic framework with banking and borrowing, we explore how to restore the...

This paper considers a permit market with both spatial and intertemporal trading. The intertemporal market allows firms to freely borrow or bank permits over a pre-specified period of time. When this period is over, the permit bank has to be balanced, so firms cannot avoid compliance just by...

This paper considers a permit market with both spatial and intertemporal trading. The intertemporal market allows firms to freely borrow or bank permits over a pre-specified period of time. When this period is over, the permit bank has to be balanced, so firms cannot avoid compliance just by...