Ciżkowicz, Piotr; Hołda, Marcin and Rzońca, Andrzej (2009): Inflation and investment in monetary growth models. Unpublished.
Ciżkowicz, Piotr; Hołda, Marcin and Sowa, Urszula (2007): The new wave of polish migration after EU enlargement - current state, determinants and outlook. Unpublished.
