No. 3-4(79-80) (1988) Artykuły Polish Foreign Investment Law (The Law of December 23, 1988 on economic activity with the participation of foreign parties) PDF Eugeniusz Piontek more info Eugeniusz Piontek University of Warsaw Published 1988-12-31 Keywordsforeign investment,economic activity This work is licensed under a Creative Commons Attribution 4.0 International License. PDF References Ustawa z dnia 23 grudnia 1988 r. o działalności gospodarczej, Dz. U. 1988, Nr 41, poz. 324.