“…Moreover, income data are insufficient to define available financial means. Often considerable sums of money are given to poor relatives, for instance to enable their children to get a good education, or to help pay for medical treatment (Benda-Beckmann et al, 1988; Ferraro, 1971; Kroeker, 2020; Neubert, 2019a: chs 5, 6, 2019b; Steinwachs, 2006). In addition, occupational positions and business activities are very insecure, so that processes of repeated upward and downward mobility are common (Kroeker, 2020; Voigt, 2021).…”