Brussels, 05/01/2012 (Agence Europe) - After comparing GDP growth, road freight transport volumes and new vehicles registrations in 58 countries in 2011, the International Road Transport Union (IRU) forecasts that the EU and OECD countries will slow down and stagnate in the first two quarters of 2012. This calculation, based on IRU road transport indices, suggests a slowdown in growth of transport volume to 0.9% in OECD countries and to 0.8% in the EU. Thus, the IRU warns of a double dip...