The renegotiation of a trade agreement introduces uncertainty into the economic environment. In June 2016 the British electorate unexpectedly voted to leave the European Union, introducing a new era in which the UK and EU began to renegotiate the terms of the UK-EU trading relationship. We...

Firms that dominate global trade export to multiple countries and frequently change their foreign destinations. We develop a new empirical framework for analysing markup elasticities to the exchange rate in this environment. The framework embodies a new estimator of these elasticities that...