THE ANALYSIS OF INCOMES AND EXPENDITURES OF THE SELF-EMPLOYED HOUSEHOLDS IN POLAND IN YEARS 2002-2007. Research Bulletins of the Faculty of Economic Sciences, [S. l.], v. 1, n. 13, p. 27–38, 2021. Disponível em: https://ezeszyty.wne.tu.koszalin.pl/index.php/zeszyty/article/view/257. Acesso em: 20 jul. 2025.