In 2009 he defended a Ph.D. thesis in economics, a criticism of market socialism. He founded the Polish Instytut Misesa. He has been involved with educational projects promoting economic knowledge in Poland. For almost fifteen years has been writing in the popular press about economic issues. He also worked as a visiting professor at Prague University of Economics and as a summer fellow for the Mises Institute in Auburn. His email address is m.machaj@​prawo.uni.wroc.pl.