Ciżkowicz, P. ., Łaszek, A. . and Rzońca, A. . (2020) “How big are labour productivity disparities in Poland”, Financial Law Review, (20(4), pp. 1–21. Available at: https://czasopisma.bg.ug.edu.pl/index.php/flr/article/view/5425 (Accessed: 18 May 2024).