PIETRUCHA, Jacek and GULEWICZ, Michał. Measuring Macroeconomic Uncertainty Using Internet Search Data: The Case of Poland. Ekonomia i Prawo. Economics and Law. Online. 4 October 2025. Vol. 24, no. 3, pp. 259- 278. [Accessed 12 February 2026]. DOI 10.12775/EiP.2025.13.