If well managed, migration generates benefits for migrants, their countries of origin and the countries they settle in. For migrants, it can help them expand their skill sets and improve their standard of living. For destination countries, it can alleviate demographic pressures and foster...

Numerical simulation exercises to analyze the impacts of potential changes in non-tariff policies commonly use ad valorem equivalent tariff treatment even though estimated impacts using explicit model representation and ad valorem equivalent treatments will differ. The difficulty for modellers...