Members of the European Parliament have been calling on member states to do more to reel in tax evasion that the European Commission estimates costs the 27-nation European Union $1.3 billion in lost public revenue annually. That’s nearly twice the EU’s estimated 2013 deficit and nearly seven times last year’s total EU budget. Here’s a snapshot released Tuesday showing the European Parliament’s view of the problem. The so-called shadow economy of non-taxed activity represents about 20 percent of the EU’s GDP, according to the European Parliament, the European Commission and the Washington, D.C.-based International Monetary Fund.