“…While the issues related to household income, or more precisely the distribution of income, have been addressed in numerous studies (Jędrzejczak, 2009;Jędrzejczak & Pekasiewicz, 2020;Kośny, 2013;Trzcińska, 2020;Ulman, 2020), the indebtedness of Polish households at the microeconomic level remains under-researched (Anioła-Mikołajczak, 2017;Białowolski, 2019;Wałęga & Wałęga, 2021). The present study focuses on households with income based on self-employment, which has not raised much interest so far.…”