Ramírez Rocha, A., Bernal Ponce, L. A. and Cervantes Zepeda, M. (2019) “Differences in the interest rates of microfinance institutions in some markets economies: An HLM approach”, Estudios Económicos de El Colegio de México, 34(2), pp. 275–307. doi: 10.24201/ee.v34i2.371.