@article{Petersen+1981+45+59, url = {https://doi.org/10.3790/schm.101.1.45}, title = {Some Further Results on Income Tax Progression}, title = {}, author = {Hans-Georg Petersen}, pages = {45--59}, volume = {101}, number = {1}, journal = {Journal of Contextual Economics – Schmollers Jahrbuch}, doi = {doi:10.3790/schm.101.1.45}, year = {1981}, lastchecked = {1981-01-01} }