ISSN-L: 1698-6989
DOI: 10.33231/ihe
The author would like to thank the seminar participants of the XVIII World Economic History Conferen- ce, held in Boston, and in particular Paolo di Martini, Stefano Ugolini and Marcela Sabaté. We would also like to thank two anony- mous referees for their helpful comments and advices.
This work has beneffitted from the financial help of FCT – Fundação para a Ciência e a Tecnologia, I.P., under Projects UID04521 & UID06522.
