In 2010 all ECB publications feature a motif taken from the €500 banknote. 1 This paper is part of the Wage Dynamic Network (WDN) research. We are very grateful to David Autor, Christian Dustman, Hervé Le Bihan, Thomas Lemieux, Frank Smets, participants at the June 2008 WDN Conference and the 2009 AEA meetings and an anonymous referee for their useful comments and suggestions We also thank our WDN colleagues for their support and cooperation. Support from DG-Statistic (ECB) and Frank Smets was essential to gain access to five of the SES data sets used in the paper. We are grateful to Andrew McCallum for initial help with the data. We would also like to thank Eurostat for the hospitality and the National Statistical Institutes of each one of the countries studied in this paper for granting us with the SES data access and assisting with clarifications. Opinions expressed in this article do not necessarily reflect the views of the Banco de España. Errors and omissions are responsibility of the authors.