Brenke, Karl; Wagner, Gert G. - In: Wirtschaftsdienst : Zeitschrift für Wirtschaftspolitik 93 (2013) 2, pp. 110-116
the same time, the inequality of household incomes has increased. High-income households have profi ted particularly from … investment income and self-employment. The income gap has not widened further in recent years, but the high level of inequality …
