Brussels, 07/03/2012 (Agence Europe) - When a member of the EU15 puts one euro into the common pot for the cohesion fund to help Hungary, Poland, Slovakia or the Czech Republic - the so-called Visegrad countries - it indirectly gets back 61 cents through its exports, without counting other benefits to the whole EU, for example in transport infrastructure. That was the finding of a study conducted on behalf of Poland by the Institute for Structural Research (Instytut Badan Strukturnalnych)...