Análisis Del Mercado De Valores Ecuatoriano Como Fuente De inversión Para Las PyMES Analysis of Ecuadorian Market Values As a Source of Investments for Small and Medium-Sized Businesses. CU 2015, 8 (13), 8-15. https://doi.org/10.29076/issn.2528-7737vol8iss13.2015pp8-15p.