(Publications only available in Polish)- Polish and Foreign Direct investment - annual directional figures : http://www.nbp.pl/home.aspx?f=/publikacje/ib_raporty.html    Balance of Payments of the Republic of Poland - quarterly on asset/liability basis: http://www.nbp.pl/home.aspx?f=/publikacje/bilans_platniczy/bilans_platniczy.html    International Investment Position in Poland - annual and quarterly data: http://www.nbp.pl/home.aspx?f=/statystyka/m_poz_inwest.html