Business Maria Sierpińska, Warsaw Stock Exchange 27 March 2006 Sierpińska is an economic sciences professor. She is the provost of the private University of Finance and Management in Warsaw and AGH University of Science and Technology. More from Business All Yesterday 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