Ivașcu C-F, Ștefoni SE. Modelling the Non-Linear Dependencies between Government Expenditures and Shadow Economy Using Data-Driven Approaches. Sci. Ann. Econ. Bus. [Internet]. 2023 Mar. 14 [cited 2025 Jul. 11];70(1):97-114. Available from: https://saeb.feaa.uaic.ro/index.php/saeb/article/view/1699