Moya-Castillo, Galo Fernando, and Francisco Xavier Viera-Vaca. “Detecting the Economic Cycle in Ecuador Using Time Series Techniques: A Univariate and Multivariate Approach With Empirical Evidence Applying the Hodrick-Prescott Filter”. Journal of business and entrepreneurial studie 9, no. 3 (July 7, 2025): 48–61. Accessed November 6, 2025. https://journalbusinesses.com/index.php/revista/article/view/399.