Yamaka, Woraphon, and Paravee Maneejuk. “Is It Inverted U? Testing Relationships Between Debt and Growth: New Evidence from Smooth Transition Kink Regression”. Technological and Economic Development of Economy (March 17, 2025): 1-21. Accessed March 26, 2025. https://journals.vilniustech.lt/index.php/TEDE/article/view/22611.