...300 or 400 percent for calls received while roaming. "Prices varied widely in ways that could not be explained by underlyingcosts," he added. In addition, the advocate general questioned the logic of Vodafone's claim that the caps had...
http://news.zdnet.co.uk/communications/0,1000000085,39785383,00.htm?s_cid=259
...also observes that the Commission found that roaming prices varied widely in ways that could not be explained by underlyingcosts, with operators making profits of above 200% for calls made while roaming and of 300% or 400% for calls received...
http://www.out-law.com/default.aspx?page=10414