“THE FREQUENCY-DOMAIN CAUSALITY RELATIONSHIP BETWEEN GOVERNMENT SPENDING AND GDP FOR THE PERIOD 1967-2023: WHICH IS MORE VALID IN ALGERIA, THE KEYNESIAN HYPOTHESIS OR WAGNER’S LAW?”. 2025. Lex Localis - Journal of Local Self-Government 23 (S6): 7996-8010. https://doi.org/10.52152/fssmst26.