1. Economics, University of Cambridge, Cambridge, UK
2. Department of Applied Economics V, Faculty of Economics and Business, University of the Basque Country, Leioa, Spain
3. National Council of Scientific and Technological Development (CNPq), Brazil
4. Economics, Federal University of Rio Grande do Sul, Porto Alegre, Brazil
5. Economics Department, Federal University of Minas Gerais/Cedeplar, Brazil
6. Federal University of ABC, Brazil
7. Economics Graduate Programme of the Federal University of Uberlandia, Brazil