Business Piotr Tamowicz, Warsaw Stock Exchange 27 March 2006 He is a graduate of Gdańsk University and has a PhD in economic sciences. He is a member of the European Center for Comparative Commercial and Company Law. More from Business All 2 days ago 88.3% of Poles choose products from promotional flyers when shopping 2 days ago Poland prepares major highway upgrades as congestion grows 2 days ago Paid DataWalk secures U.S. patent protection for AI technology