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If you use our data for your research, please make sure to cite our papers:

Tarek A. Hassan, Stephan Hollander, Laurence van Lent, Ahmed Tahoun, 2019, “Firm-Level Political Risk: Measurement and Effects,” Quarterly Journal of Economics, 134 (4), pp.2135-2202. https://doi.org/10.1093/qje/qjz021.

Tarek A. Hassan, Stephan Hollander, Laurence van Lent, Ahmed Tahoun, "The Global Impact of Brexit Uncertainty," 2020, NBER Working Paper 26609

Tarek A. Hassan, Stephan Hollander, Laurence van Lent, Ahmed Tahoun, "Firm-level Exposure to Epidemic Diseases: Covid-19, SARS, and H1N1," 2020, mimeo London Business School.

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