My students can access to the teaching material for lectures at the Moodle website of the University of Salamanca: Studium. Currently, I teach Introductory Microeconomics and Economics of the Welfare State. You can find some of the teaching material I have created in past years on the website of the OpenCourseWare initiative of the University of Salamanca:
Economics of the Welfare State 2018–2019
Introductory Economics 2008–2009
Introductory Microeconomics 2010–2011