Prawo Zamówień Publicznych no. 2/2014 Why competition is not working in Poland as a basic procedure for the award of public procurement contracts for design work? Monika Ziółkowska Grounds for the exclusion of competitor bidders belonging to the same corporate group Małgorzata Nyc The functioning of the provisions of the amendment to the Public Procurement Act of 12 October 2012 with respect to the terms of reference and the evaluation of their fulfillment Izabela Vogelsinger An appeal against a tender outcome in the light of case-law positions Małgorzata Stręciwilk Public procurement contract prefinancing principles Ewa Zielińska Selected problems of objective modifications of commitments on the grounds of the public procurement law Wojciech Robaczyński The position of the Public Procurement Agency on the amendment of the Public Procurement Act of 4 March 2014 Tenders as a method for awarding public procurement contracts in Austria Anna Biśta Sprawozdanie z ogólnopolskiej konferencji naukowej „Udzielanie oraz wykonywanie zamówień publicznych -- trudności i wątpliwości praktyki” Anna Podsiadło, Izabela Vogelsinger