Valverde, Jenny, and Francisco Caicedo. “CALCULATION OF THE BETAS OF THE CAPITAL ASSET PRICING MODEL AS AN INDICATOR OF PROFITABILITY OF COMPANIES LINKED TO THE ECUADORIAN STOCK EXCHANGE”. Universidad Ciencia y Tecnología 24, no. 107 (December 25, 2020): 79-87. Accessed October 26, 2025. https://uctunexpo.autanabooks.com/index.php/uct/article/view/417.