“Corruption, Shadow Economy and Economic Growth: An Empirical Survey Across the European Union Countries” (2017) Studia Universitatis Vasile Goldiș Arad, Seria Științe Economice, 27(2), pp. 19–32. Available at: https://publicatii.uvvg.ro/index.php/studiaeconomia/article/view/191 (Accessed: 17 April 2026).