About Research Policy CV Labor and Finance Contact


Joacim serves as an Associate Professor and Program Director of the Firm Competitiveness program at the Research Institute of Industrial Economics (IFN) and is a Visiting Professor at Hanken School of Economics. He works on bringing Swedish registry data to the research frontier in Labor and Finance. A central research question is how we can improve the competitiveness of firms and the economy at large through getting the right people to create, own, control, and work in the right firms. His research is detailed in over 30 publications and working papers and it has been featured in major national and international newspapers. It has over 1600 cites in Google Scholar and ranks top decile by all-time downloads worldwide in SSRN. You can e-mail him at, call him at +46 73 033 7977, and follow him on BlueSky (@jtag), LinkedIn (@joacimtag), and X (@joacimtag).


Right now I am working on revising JAQ of All Trades: Job Mismatch, Firm Productivity and Managerial Quality for the Journal of Financial Economics (to be presented at Jönköping University on April 8th), PhD Studies Hurt Mental Health, but Less Than Previously Feared” for Research Policy and on a complete overhaul of the working paper "Technology Transfer in Mergers and Acquisitions and the Careers of Workers". I am also writing a Swedish article on Generative AI (which will serve as a basis for a policy seminar at IFN on April 23rd), and a report in Swedish for SNS on evaluating the effects of establishing a bunch of new universities in Sweden in 1977 (to be released on April 25th). Finally, I am also giving seminars on "ChatGPT in Research", I am visiting the Swedish House of Finance on Thursdays from Feb 1st to June 27th, and I am on the Steering Group for the Nordic Microdata Database and the IFN FAME Database, and on the Scientific Committee for the 2024 editions of the "CSEF and RCFS Conference on Labor, Finance, and Inequality" and the "CEPR Joint Workshop on Incentives, Management and Organization (IMO) & Entrepreneurship. Strategy and Firm Dynamics (ESF)" (please submit your paper!).

Selected Research

Coraggio, Luca, Marco Pagano, Annalisa Scognamiglio and Joacim Tåg. 2023.”JAQ of All Trades: Job Mismatch, Firm Productivity and Managerial Quality” IFN Working Paper No. 1427, April. Revise and resubmit at Journal of Financial Economics.

Olsson, Martin, and Joacim Tåg. 2023.”What Is the Cost of Privatization for Workers?” IFN Working Paper No. 1201, September. Revise and resubmit at The Journal of Finance.

Keloharju, Matti, Samuli Knüpfer, Dagmar Müller, and Joacim Tåg. 2023. “PhD Studies Hurt Mental Health, but Less Than Previously Feared” IFN Working Paper No. 1435, September. Revise and Resubmit at Research Policy.

Keloharju, M., S. Knüpfer, and J. Tåg. 2023. “CEO HealthThe Leadership Quarterly 34(3):101672.

Colonnelli, E., J. Tåg, M. Webb, and S. Wolter. 2018. “A Cross-Country Comparison of Dynamics in the Large Firm Wage Premium.” AEA Papers and Proceedings 108 (May): 323–27.

Olsson, M. and J. Tåg. 2017. “Private Equity, Layoffs, and Job Polarization.” Journal of Labor Economics 35: 697–754.

Baziki, S., PJ Norbäck, L.Persson, and J. Tåg. 2017. “Cross-Border Acquisitions and Restructuring: Multinational Enterprises and Private Equity-Firms.” European Economic Review 94 (May): 166–84.

Tåg, J, T. Åstebro, and P. Thompson. 2016. “Hierarchies and Entrepreneurship.” European Economic Review 89 (October): 129–47.