In the first three quarters of 2012, 147 Polish construction firms went belly up, marking the most bankruptcies the sector has seen in five years, reported Rzeczpospolita. According to professor Zofia Bolkowska from Warsaw’s Higher School of Management and Law, 2011 saw 107 construction firms close up shop, while 2010 brought 73 closures and 2009 and 2008 saw 54 and 45 respectively. “Construction is ... vulnerable to the crisis,” said Ms Bolkowska.