Die Publikationsdatenbank wird fortlaufend aktualisiert. Auch Schriftstücke älterer Jahrgänge werden sukzessive ergänzt.
2011 |
Kämpke, T Income distribution and majority patterns Artikel 2011. Abstract | BibTeX | Schlagwörter: bifurcation, coalition forming, least-cost majority, Lorenz curve @article{-e, title = {Income distribution and majority patterns}, author = {T. Kämpke}, year = {2011}, date = {2011-05-18}, abstract = {Majority coalitions are formed such that they can redistribute incomes to their favour. When inequality is to be increased in the interest of some, coalition partners must be found by compensation schemes. Compensation minimization is shown to lead to coalition partners being either a connected or a disconnected income group. When inequality reaches certain levels, disconnection becomes unavoidable. A slightly revised version of the paper will appear in the International Journal of Computational Economics and Econometrics.}, keywords = {bifurcation, coalition forming, least-cost majority, Lorenz curve}, pubstate = {published}, tppubtype = {article} } Majority coalitions are formed such that they can redistribute incomes to their favour. When inequality is to be increased in the interest of some, coalition partners must be found by compensation schemes. Compensation minimization is shown to lead to coalition partners being either a connected or a disconnected income group. When inequality reaches certain levels, disconnection becomes unavoidable. A slightly revised version of the paper will appear in the International Journal of Computational Economics and Econometrics. |
Kämpke, T Selbstähnlichkeit von Lorenzkurven Artikel 2011. Abstract | BibTeX | Schlagwörter: Lorenz curve, Lorenz order @article{-e, title = {Selbstähnlichkeit von Lorenzkurven}, author = {T. Kämpke}, year = {2011}, date = {2011-01-12}, abstract = {Der Begriff der Selbstähnlichkeit wird auf Lorenzkurven angepasst. Hierzu werden Trankierungen von Lorenzkurven vorgenommen. Sofern eine Lorenzkurve mit allen ihren Trankierungen übereinstimmt oder eine Lorenzkuve nur den gleichen Ginikoeffizienten wie alle ihre Trankierungen hat, ist sie vom Paretotyp/Equitytyp.}, keywords = {Lorenz curve, Lorenz order}, pubstate = {published}, tppubtype = {article} } Der Begriff der Selbstähnlichkeit wird auf Lorenzkurven angepasst. Hierzu werden Trankierungen von Lorenzkurven vorgenommen. Sofern eine Lorenzkurve mit allen ihren Trankierungen übereinstimmt oder eine Lorenzkuve nur den gleichen Ginikoeffizienten wie alle ihre Trankierungen hat, ist sie vom Paretotyp/Equitytyp. |
2008 |
Kämpke, T The use of mean values vs. medians in inequality analysis Artikel 2008. Abstract | BibTeX | Schlagwörter: income distribution, Lorenz curve, poverty line @article{-f, title = {The use of mean values vs. medians in inequality analysis}, author = {T. Kämpke}, year = {2008}, date = {2008-10-10}, abstract = {Poverty lines that are proportional to either the mean value or the median of income distributions are compared by statistical properties and in the light of poverty axioms. Poverty lines are extended from all incomes such that any particular income is considered as smallest of all larger incomes. This induces classes of income distributions with the distributions for the median being much more unequal than for the mean value.}, keywords = {income distribution, Lorenz curve, poverty line}, pubstate = {published}, tppubtype = {article} } Poverty lines that are proportional to either the mean value or the median of income distributions are compared by statistical properties and in the light of poverty axioms. Poverty lines are extended from all incomes such that any particular income is considered as smallest of all larger incomes. This induces classes of income distributions with the distributions for the median being much more unequal than for the mean value. |
2001 |
Kämpke, T; Stark, M Equality functions Artikel 2001. Abstract | BibTeX | Schlagwörter: differential equation, income distribution, Lorenz curve @article{-g, title = {Equality functions }, author = {T. Kämpke and M. Stark}, year = {2001}, date = {2001-07-01}, abstract = {The equality parameter as a highly aggregated index of an income distribution is complemented by the finer measure of an equality function. Lorenz curves with linear equality functions are developed and fitted to empirical data by squared error regression. The transition from equality parameters to equality functions significantly reduces regression errors. Relative poverty lines are subsequently introduced, computed approximately and their induced rankings of nations are investigated.}, keywords = {differential equation, income distribution, Lorenz curve}, pubstate = {published}, tppubtype = {article} } The equality parameter as a highly aggregated index of an income distribution is complemented by the finer measure of an equality function. Lorenz curves with linear equality functions are developed and fitted to empirical data by squared error regression. The transition from equality parameters to equality functions significantly reduces regression errors. Relative poverty lines are subsequently introduced, computed approximately and their induced rankings of nations are investigated. |