Funding for this research was provided by:
Fundación Banco Santander (Interuniversity Cooperation Project UAM-Santander with Latin America (CEAL-AL/2015-28))
Ministerio de Economía, Industria y Competitividad, Gobierno de España (EDU2015–64129-P (MINECO-FEDER))
Article History
Received: 23 February 2019
Revised: 4 July 2019
Accepted: 30 September 2019
First Online: 2 January 2020