@article{publication-633, author={Jaag, Christian and Trinkner, Urs}, doi={10.1007/s11149-010-9138-8}, issn={0922-680X}, journal={Journal of Regulatory Economics}, number=1, pages={89-110}, publisher={UNSPECIFIED}, title={The interaction between universal service costing and financing in the postal sector: a calibrated approach}, volume=39, year=2011, }