The international shipping sector is a vital part of the global trading system but also a large emitter of carbon dioxide emissions. In the absence of a multilateral carbon policy for the shipping sector, different countries are starting to impose unilateral measures to decarbonize maritime...

To support the green transition in the automotive sector, the EU has introduced CO2 emission performance standards, also known as the excess emissions premium (EEP) regulation, which will tighten until 2035. Manufacturers exceeding their average fleet emission targets must pay a penalty. The...

This paper examines how EU Technical Barriers to Trade (TBTs) reshape firms’ global supply chains, extending Grossman et al. (2024) to incorporate adaptation costs between sourcing partners. To test the model’s predictions, we construct a novel dataset linking EU TBTs to French firm-level...