![](https://www.ub.edu/school-economics/wp-content/uploads/2021/10/Witson.jpg)
Witson Peña
MSc in Economics, Regulation, and Competition in Public Services at the Universitat de Barcelona
wpenatel7@alumnes.ub.edu
Albert Solé-Ollé Daniel Albalate Jordi Teixidó-Figueras
MSc in Economics, Regulation, and Competition in Public Services at the Universitat de Barcelona
wpenatel7@alumnes.ub.edu
Albert Solé-Ollé Daniel Albalate Jordi Teixidó-Figueras