“…Thus they argued that, whereas policy representation may be failing on specific EU policy issues, it does seem to work fairly well as far as the overall development of integration is concerned. Finally, using data from the 1999 European Election Study (EES), in which voters were asked to place both themselves and the parties on the anti/pro-integration dimension, Van der Eijk and Franklin (2004) showed that the diversity of opinion among the electorate was not reflected at the level of the parties. There was thus, according to those authors, 'potential for contestation' on EU matters, with the EU issue being a 'sleeping giant' in European politics.…”