This paper studies the spot and futures cross-market efficiency implications of the regulatory short-selling constraints imposed during the 2008–2009 financial crisis. We find that the equilibrium position for the basis during the ban period is below that normally seen, with the spot price...

This paper studies the spot and futures cross-market efficiency implications of the regulatory short-selling constraints imposed during the 2008-2009 financial crisis. We find the equilibrium position for the basis during the ban is below that normally seen, with the spot price higher relative...