- Research Article
- 10.1093/jeg/lbag021
Measuring firm activity from outer space
- Apr 22, 2026
- Journal of Economic Geography
- Katarzyna Bilicka + 1 more +1
Abstract To understand how global firm networks operate, we need consistent information on their activities, unbiased by their reporting choices. In this paper, we collect a novel dataset on the light factories emit at night for a large sample of car manufacturing plants. We show that nightlight data can measure activity at such a granular level, using annual firm financial data and high-frequency data related to Covid-19 pandemic production shocks.
Read more