Sanctions and their effectiveness are at the centre of the discussion about an appropriate response to Russia's war of aggression against Ukraine. At the latest since the atrocities of the war became evident and payment for gas supplies in roubles was brought into play, voices calling for a...

In this essay, I outline a method to compute the economic impact of a sudden stop of natural gas imports from Russia. First, I estimate the reduction in the short-run supply of natural gas for the economy and the industry sector. Second, I use model simulations to analyse the effect of a sudden...

As Russia's invasion of Ukraine continues, more and more people are calling for a ban on Russian energy imports. The proponents argue that abstaining from importing billions worth of coal, oil and gas will further increase the pressure on the Kremlin. Critics, however, including German...