A large body of literature in International Economics has analysed the impact of increased import competition on domestic firms. The link between firm-level exports and changes in the competitive environment on foreign markets is less well understood, however. This is despite the fact that...

This paper examines the impact of protectionist policies on exports within global value chains (GVCs), using the COVID-19 pandemic as a natural experiment. Leveraging UK customs data (2017–2020) and a shift-share identification strategy, we estimate an elasticity of exports with respect to...