International Trade

Environmental economics

Economic Geography and Regional Economics

Economic Growth

Imports and the CO2 Emissions of Firms, (with Anders Akerman and Ossian Prane), CEPR, Discussion Paper no. 16090, 2021.

Whom to vaccinate first-some important trade-offs (with Mathias Herzing), CEPR, Discussion Paper no. 15800, 2021.

Trade, Transportation and the Environment, CEPR, Discussion Paper no. 14228, 2019.

Globotics and Development: When Manufacturing is Jobless and Services are Tradable (with Richard Baldwin), NBER Working Paper, no. 26731, 2020.

Trade, Location and Multiproduct Firms (with Toshihiro Okubo), CEPR, Discussion Paper no. 13528, 2019.

Trade Liberalization and the Agglomeration of Heterogeneous Entrepreneurs (with Toshihiro Okubo), CEPR, Discussion Paper no. 13381, 2018 .

Brexit - How to Reach an Amicable Divorce (with Sten Nyberg), CEPR, Discussion Paper no. 12370, 2017.

Early agglomeration or late agglomeration?: Two phases of development with spatial sorting (with Toshihiro Okubo), CEPR, Discussion Paper no. 11977, 2017.

Assessing the consequences of quarantines during a pandemic, (with Mathias Herzing), The European Journal of Health Economics, 2021: 1-14.

Agglomeration of low-productive entrepreneurs to large regions: a simple model, (with Toshihiro Okubo), Spatial Economic Analysis, 2021.

Border Carbon Adjustments and Climate Clubs - In the Eu context, ELF, December, 2020.

“Quarantine: When and How Long?” (with Mathias Herzing), CEPR Covid Economics Review, Issue 15, 7 May 2020.

Trade Transportation and the Environment, Vox CEPR, 3 April, 2020.

Brexit - balancing trade and mobility? (with Sten Nyberg), Scandinavian Journal of Economics, forthcoming.

Why are firms that export cleaner? International trade, abatement and environmental emissions (with Toshihiro Okubo, and Karen Helene Ullveit-Moe), Journal of Environmental Economics and Management, vol. 91, 2018, pp. 166- 183.

Sizing Up the Impact of Embassies on Exports (with S.Ferguson), Scandinavian Journal of Economics, vol 121:1 , 2019, pp. 278-297.

Trade Liberalization, Transboundary Pollution, and Market Size (with Toshihiro Okubo and Mark Sanctuary), Journal of the Association of Environmental and Resource Economists 4, 2017, pp. 927-57.

Svensk vaccinfabrik behövs för att säkra leveranserna, DN Debatt, 7/4-2020.

Brexit och EU:s fortbestånd, i 'EU och Nationalstatens Återkomst' (Engelbrekt, Michalski och Oxelheim reds.), 2019.

Fel motverka handeln för att minska klimatutsläppen (med Mark Sanctuary) , DN DEBATT 5/11, 2018.

Goda råd till Brexitförhandlarna, (med Sten Nyberg), Ekonomistas, 2017-10-24.