Maciej Sobolewski

 refereed publications

[9] Kopczewski T., Sobolewski M., I. Miernik (2018), "Bundling or unbundling? Integrated simulation model of optimal pricing strategies", International Journal of Production Economics, 204: 328-345 [abstract]

[8] Sobolewski M., M. Czajkowski (2018), "Receiver Benefits and Strategic Use of Call Externalities in Mobile Telephony Markets", Information Economics and Policy, 44: 16-27 [abstract]

[7] Gyódi K., Sobolewski M., Ziembiński M. (2018), "What Drives Price Dispersion in European E-commerce Industry?", accepted for publication in Central European Economic Journal.

[6] Mazur J.,M. Palinski., M. Sobolewski (2017), "GDPR: A Step Towards a User-centric Internet?", Intereconomics 52(4): 207-213 [full  text]

[5] Sobolewski M., T. Kopczewski (2017), “Estimating Demand for  of Fixed-Line Telecommunication Bundles”, Telecommunications Policy, 41(4):227-241 [abstract]

[4] Czajkowski M., M. Sobolewski (2015), “How Much do Switching Costs and Local Network Effects Contribute to Consumer Lock-in in Mobile Telephony?”, Telecommunications Policy, 40(9):855-869   [abstract]

[3] Sobolewski M., T. Formanski (2014), “Analiza symulacyjna wieloobiektowej aukcji rosnącej. Wnioski dla planowanej aukcji częstotliwości LTE w Polsce” (eng: Simulation Analysis of SMRA Auction: An application to Forthcoming LTE Spectrum Auction in Poland). Decyzje 21 (2014) [full text]

[2] Sobolewski M., M. Czajkowski (2012), “Network effects and preference heterogeneity in the case of mobile telecommunications markets”, Telecommunications Policy, 36(3):197–211 [abstract]

[1] Czajkowski M., M. Sobolewski. (2011), “Measuring network effects in mobile telecommunications markets with stated-preference valuation methods”, International Journal of Management and Network Economics, 2(2):197-215 [full text]

working papers in submission

[3] Sobolewski M., M. Palinski (2017), "How much users value online privacy? Welfare assessment of new data protection regulation (GDPR)", WNE Working Paper no. 246 [full text]

[2] Sobolewski M., L. Barbone, K. Musters (2015), “How much changes in VAT affect consumer prices? Estimation of VAT pass-through in the EU passenger transport sector" [full text]

[1] Sobolewski M., Miernik I., T. Kopczewski (2015), “Bundling or Unbundling: Analisys of Profit Gains from Bundling under Correlated Valuations”  [full text]

working papers

[5] Sobolewski M, T. Kopczewski (2014), “Entry on market with switching costs and network effects. How long does it take to catch-up with incumbents when consumers are heterogeneous?” [full text]

[4] Czajkowski M., M. Sobolewski (2013), “Switching Costs and Network Effects – How Much Do they Really Matter in Mobile Telecommunications?”. WNE Working Paper no. 114 [full text]

[3] Poniatowski G., M. Sobolewski (2013), “What Affects the Main Engine of Growth in the European Economy? Industrial Interconnectedness and Differences in Performance of Business Services Across the EU25”. CASE Network Studies and Analyses no. 455. [full text]

[2] Sobolewski M. "The impact of mobile number portability on the diffusion of mobile telephony across the European Union” [full text]

[1] Balcerowicz E., Sobolewski M. (2005), “Competitiveness of the Polish Manufacturing Sector. Does Government Policy Maters?”. CASE Report no. 62. [full text]