Pleitez, Rafael. “Are Real Wages or the Level of Effective Demand the Main Determinant of the General Level of Employment? Neoclassical Theory Vrs Keynesian Theory”. Realidad, Revista de Ciencias Sociales y Humanidades, no. 35 (October 29, 1993): 525–544. Accessed June 30, 2024. https://revistas.uca.edu.sv/index.php/realidad/article/view/1769.