Dr. Neneman is a lecturer at the Faculty of Economics and Sociology of the University of Lodz. In the years 2004–2005, in 2006 and 2014–2015, he was Undersecretary of State at the Ministry of Finance responsible for tax policy and legislation. Dr. Neneman was a voluntary advisor to the Polish President dealing with local governments from 2010 to 2014, and since 2011, he has been the Chairman of the Council of the Center of Tax Documentation and Studies Foundation in Łódź. When he is not working for the Ministry of Finance, he teaches Microeconomics, Public Finance, Managerial Economics, Introduction to Game Theory, and Tax Policy. He is also the author of reports and analyses about taxation, and textbooks for students on Applied Economics.