Mark Ruffalo among stars calling for tax of less than 1% on Wall Street transactions because the 'government is robbing our people'. Adam Gabbatt, Guardian, June 19, 2012 Actor Mark Ruffalo and Rage Against the Machine's Tom Morello have launched a new US campaign for a "Robin Hood tax", a small levy on Wall Street transactions that organisers say could generate hundred of billions of dollars a year. The campaign, backed by National Nurses United, the largest nursing union in the US, has already launched in 14 countries, including the UK, France and Germany. ... US