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Dr Onur A Koska

Contact

Department: Department of Economics and Finance

Email: onur.koska@canterbury.ac.nz

Direct Dial: +64 3 3690842

Office: Meremere 422

Languages: English, German, Turkish

About
Research / Creative works
Supervision
Networks
Methods & Equipment

Fields of Research

  • International Trade
  • Foreign Direct Investment
  • Cross-Border Mergers and Acquisitions
  • Multinational Firms
  • Foreign Market Entry Regulations
  • Strategic Trade Policy
  • Foreign Competition and Tax Policy
  • International Migration
  • Environmental Regulations
  • Industrial Organisation
  • Auctions and Negotiations

Researcher Summary

Dr. Koska is a theoretical economist, with main research interests in international trade and strategic trade policy, multinational enterprises, foreign direct investment, foreign market entry regulations, competition and tax policy, environmental regulations, and applications of game theory (esp., industrial organisation and auctions).

Subject Area: Disciplines

  • Economics: Industrial Economics; International Economics; Microeconomics

Research/Scholarly/Creative Works

Journal Articles
  • Gilbert J., Koska OA. and Oladi R. (2023) Foreign market entry, upstream market power, and endogenous mode of downstream competition. Review of International Economics 31(1): 341-362. http://dx.doi.org/10.1111/roie.12628.
  • Gilbert J., Koska OA. and Oladi R. (2022) International trade, differentiated goods, and strategic asymmetry. Southern Economic Journal 88(3): 1178-1198. http://dx.doi.org/10.1002/soej.12541.
  • Gilbert J., Koska OA. and Oladi R. (2022) Labor-eliminating technology, wage inequality, and trade protectionism. Journal of Public Economic Theory 24(6): 1249-1265. http://dx.doi.org/10.1111/jpet.12573.
  • Gilbert J., Koska OA. and Oladi R. (2022) The scope for strategic asymmetry under international rivalry. International Review of Economics and Finance 80: 464-468. http://dx.doi.org/10.1016/j.iref.2022.02.013.
  • Koska OA. and Stähler F. (2021) It ain't over until it's over: English auctions with subsequent negotiations. International Review of Economics and Finance 72: 121-124. http://dx.doi.org/10.1016/j.iref.2020.11.010.
  • Koska OA., Stähler F. and Yeni O. (2021) Trade and commodity taxes as environmental instruments in an open economy. Journal of Economic Studies 48(2): 333-353. http://dx.doi.org/10.1108/JES-08-2019-0362.
  • Koska OA. (2020) Sourcing product quality for foreign market entry. Review of World Economics 156(3): 669-702. http://dx.doi.org/10.1007/s10290-020-00375-1.
  • Cagatay S., Mert M., Koska O. and Artal-Tur A. (2019) Remittances impacts on schooling in Jordan: analyses with respect to migrant destination. New Medit 18(2): 39-70. http://dx.doi.org/10.30682/nm1902c.
  • Koska OA. (2019) A consumer-surplus standard in foreign acquisitions, foreign direct investment, and welfare. Review of World Economics 155(1): 149-179. http://dx.doi.org/10.1007/s10290-018-0324-6.
  • Koska OA. (2019) Gains from multinational competition for cross-border firm acquisition. Economics 13 http://dx.doi.org/10.5018/economics-ejournal.ja.2019-20.
  • KOSKA OA. (2018) Hakların Tükenmesi İlkesinin Coğrafi Sınırları, Paralel Ticaret ve Doğrudan Yabancı Yatırımlar. Akdeniz Üniversitesi İktisadi ve İdari Bilimler Fakültesi Dergisi 18 38: 23-46. http://dx.doi.org/10.25294/auiibfd.492737.
  • Koska OA., Onur I. and Stähler F. (2018) The scope of auctions in the presence of downstream interactions and information externalities. Journal of Economics/ Zeitschrift fur Nationalokonomie 125(2): 107-136. http://dx.doi.org/10.1007/s00712-017-0590-0.
  • Koska OA., Van Long N. and Stähler F. (2018) Foreign direct investment as a signal. Review of International Economics 26(1): 60-83. http://dx.doi.org/10.1111/roie.12303.
  • Koska OA. and Stähler F. (2016) The myth of profit-shifting trade policies. Economics Letters 140: 39-41. http://dx.doi.org/10.1016/j.econlet.2015.12.024.
  • Koska OA. (2015) A Model of Competition between Multinationals. METU Studies in Development 42 2: 271-298.
  • Koska OA. and Stähler F. (2015) Factor price differences in a general equilibrium model of trade and imperfect competition. Research in Economics 69(2): 248-259. http://dx.doi.org/10.1016/j.rie.2015.02.003.
  • Koska OA. and Stahler F. (2014) Optimal acquisition strategies in unknown territories. Journal of Institutional and Theoretical Economics 170(3): 406-426. http://dx.doi.org/10.1628/093245614X14001382825101.
  • Koska OA. and Stähler F. (2014) Trade and imperfect competition in general equilibrium. Journal of International Economics 94(1): 157-168. http://dx.doi.org/10.1016/j.jinteco.2014.05.004.
  • Koska OA., Saygin PO., Çaǧatay S. and Artal-Tur A. (2013) International migration, remittances, and the human capital formation of Egyptian children. International Review of Economics and Finance 28: 38-50. http://dx.doi.org/10.1016/j.iref.2013.05.006.
  • Mihci H., Çaǧatay S. and Koska OA. (2011) The determinants of foreign direct investment outflows from the European Union countries. Economics Bulletin 31(3): 2653-2666.
Chapters
  • Koska O. and Yildirim D. (2018) Puzzling out the Feldstein–Horioka paradox for Turkey by a time-varying parameter approach. In Akkoyunlu Wigley A; Cagatay S (Ed.), The Dynamics of Growth in Emerging Economies The Case of Turkey (First Edition ed.): 48-71.Routledge.
  • Ça ugatay S., De ugirmen S., Genç M., Koska OA., Lucke B. and Sayg in PÖ. (2014) Analyzing the Immigration-Induced Changes in Product Diversity and Trade Patterns: The Case of the EU-Mediterranean-Eastern Europe Zone. The Socio-Economic Impact of Migration Flows: 53-86.Springer, Cham.
  • Koska O. (2011) Çok ulusulu şirketler hakkında bil(me)diklerimiz. In Mihci H (Ed.), İktisada Dokunmak: İbrahim Tanyeri'ye Armağan: 229-243. Ankara: Phoenix.
Discussion/Working Papers
  • Koska O. (2022) Investing in Network Strength, Consumer Expectations, and the Mode of Competition. University of Canterbury, Department of Economics and Finance.
  • Koska O. and Staehler F. (2022) Optimal Reserve Prices. University of Canterbury, Department of Economics and Finance.
  • Koska O. and Stähler F. (2022) Reserve Prices as Signals. Munich Society for the Promotion of Economic Research - CESifo GmbH.
  • Koska O., Gilbert J. and Oladi R. (2022) Building and Using Nonlinear Excel Simulations: An Application to the Specific Factors Model. University of Canterbury, Department of Economics and Finance.
  • Koska O., Gilbert J. and Oladi R. (2020) International Trade, Upstream Market Power, and Endogenous Mode of Downstream Competition. University of Canterbury, Department of Economics and Finance..
  • Koska O., Gilbert J. and Oladi R. (2020) Product Quality and Strategic Asymmetry in International Trade. University of Canterbury, Department of Economics and Finance..
  • Koska OA., Onur I. and Stähler F. (2017) The Economics of Vendor Bids. ERC-Economic Research Center, Middle East Technical University..
Conference Contributions - Other
  • Koska O., Gilbert J. and Oladi R. (2022) Labor-eliminating technological progress and FDI. Montreal: Workshop in Memory of Professor Ngo Van Long, 24-25 Sep 2022.
  • Koska O. and Staehler F. (2021) Reserve Prices as Signals. Sydney (Virtual): The 39th Australasian Economic Theory Workshop, 18-19 Nov 2021.
  • Koska O., Gilbert J. and Oladi R. (2021) International Trade, Upstream Market Power, and Endogenous Mode of Downstream Competition. Wellington: The 61st New Zealand Association of Economists Annual Conference, 23-24 Jun 2021.
  • Koska O. (2019) Sourcing Product Quality for Foreign Market Entry. Melbourne: The 14th Australasian Trade Workshop, 23-24 Mar 2019.
  • Koska O., Gilbert J. and Oladi R. (2019) The Scope for Strategic Asymmetry under International Rivalry. Ankara: EconTR 2019@Ankara, 5-7 Sep 2019.
  • Koska O. (2018) Sourcing Product Quality for Foreign Market Entry. Mainz: The 4th Mainz workshop on Foreign Direct Investment and Multinational Corporations, 15-16 Nov 2018.
  • Koska O. (2018) Trade Costs, Product Quality, and Foreign Market Entry. Antalya: The 6th International Conference on Economics - Turkish Economic Association, 1-3 Nov 2018.
  • Koska O., Onur I. and Staehler F. (2017) The Economics of Vendor Bids. Auckland: The 35th Australasian Economic Theory Workshop, 13-14 Feb 2017.
  • Koska O., Staehler F. and Yeni O. (2017) Trade and Commodity Taxes as Enviromental Instruments in an Open Economy. Eskisehir: Anadolu International Conference in Economics V, 11-13 May 2017.
  • Koska O. (2016) Consumer-Surplus Standard in Merger Approvals, Foreign Direct Investment, and Welfare. Mainz: The 2nd Mainz Workshop on Foreign Direct Investment and Multinational Corporations, 10 Nov 2016.
  • Koska O. (2016) Foreign direct investment for sale: unknown "quality of the match" and welfare. Helsinki: The 17th Annual Meeting of the European Trade Study Group, 8-10 Sep 2016.
  • Koska O., Long NV. and Staehler F. (2016) Foreign Direct Investment as a Signal. Lisbon: The 43rd Annual Conference of the European Association for Research in Industrial Economics, 26-26 Aug 2016.
  • Koska O., Onur I. and Staehler F. (2015) The Scope of Auctions in the Presence of Downstream Interactions and Information Externalities. Mannheim: Annual Congress of the European Economic Association, 24-27 Aug 2015.
  • Koska O., Onur I. and Staehler F. (2015) The Scope of Auctions in the Presence of Downstream Interactions and Information Externalities. Munich: The 42nd Annual Conference of the European Association for Research in Industrial Economics, 28-30 Aug 2015.
  • Koska O., Long NV. and Staehler F. (2013) Foreign Direct Investment as a Signal. Melbourne: The 8th Australasian Trade Workshop, 22-23 Mar 2013.
  • Long NV., Staehler F. and Koska O. (2013) Foreign Direct Investment as a Signal. Aarhus: The 18th Annual Spring Meeting of Young Economists, 30 May-1 Jun 2013.
  • Koska O. and Staehler F. (2012) Trade and Imperfect Competition in General Equilibrium. Mannheim: The 17th Spring Meeting of Young Economists, 26-28 Apr 2012.
  • Koska O. and Staehler F. (2012) Trade and Imperfect Competition in General Equilibrium. Milano: XIIth Doctoral Meetings in International Trade and International Finance, 12-14 Apr 2012.
  • Koska O., Cagatay S., Genc M. and Saygin PO. (2012) Immigration, enterprises, and employment in the European Union. Leuven: The 14th Annual Conference of the European Trade Study Group, 13-15 Sep 2012.
  • Koska O. and Staehler F. (2011) Self-enforcing auctions with downstream externalities. Adelaide: The 29th Australasian Economic Theory Workshop, 16-18 Feb 2011.
  • Koska O. and Staehler F. (2011) Trade and Imperfect Competition in General Equilibrium. Bari: The 2nd International Workshop “Economics of Global Interactions: New Perspectives on Trade, Factor Mobility and Development”, 5-6 Sep 2011.
  • Koska O. and Staehler F. (2011) Trade and Imperfect Competition in General Equilibrium. Copenhagen: The 13th Annual Conference of the European Trade Study Group, 8-10 Sep 2011.
Oral Presentations
  • Koska O. and Staehler F. (2022) Reserve Prices as Signals. University of Auckland, Department of Economics Seminar.
  • Koska O., Gilbert J. and Oladi R. (2020) International trade, differentiated goods, and strategic asymmetry. Christchurch: Virtual Brown-Bag Seminars at UC, 26 Jun 2020.
  • Koska O., Gilbert J. and Oladi R. (2020) International trade, upstream market power, and endogenous mode of downstream competition. Dunedin (Virtual): New Zealand Microeconomics Study Group 2020 Meeting, 30 Oct 2020.
  • Koska O., Gilbert J. and Oladi R. (2019) Product Quality and Strategic Asymmetry under Export Rivalry. Auckland: New Zealand Microeconomics Study Group 2019 Meeting, 26 Oct 2019.
  • Koska O. (2018) Sourcing product quality for foreign market entry. Christchurch: UC Department of Economics and Finance Seminar, 10 Oct 2018.
  • Koska O. (2018) Sourcing product quality for foreign market entry. Tuebingen: Research Seminar in Economics, University of Tuebingen, 27 Jul 2018.
  • Koska O. (2017) A consumer-surplus standard in merger approvals, foreign direct investment, and welfare. Antalya: Department of Economics Seminars, Akdeniz University, 17 Mar 2017.
  • Koska O. (2017) A consumer-surplus standard in merger approvals, foreign direct investment, and welfare. Dunedin: Department of Economics Seminar Series, University of Otago, 10 Feb 2017.
  • Koska O. (2017) A consumer-surplus standard in merger approvals, foreign direct investment, and welfare. Linz: Economics Research Seminars at JKU Linz, 06 Mar 2017.
  • Koska O. (2016) A Consumer-Surplus Standard in Merger Approvals, Foreign Direct Investment, and Welfare. Tuebingen: Research Seminars in Economics, University of Tuebingen, 12 Jul 2016.
  • Koska O. (2014) Takeover Auctions with Information Externalities. Dunedin: Departmental Seminar Series University of Otago, 18 Dec 2014.
  • Koska O., Long NV. and Staehler F. (2014) Foreign Direct Investment as a Signal. Auckland: Department of Economics Seminars University of Auckland, 15 Dec 2014.
  • Koska O. (2013) Foreign Direct Investment for Sale. Ankara: Departmental Seminar Series, METU, 27 Mar 2013.
  • Koska O., Long NV. and Staehler F. (2013) Foreign Direct Investment as a Signal. Dunedin: Departmental Seminar Series, University of Otago, 15 Mar 2013.
  • Koska O., Long NV. and Staehler F. (2012) Foreign Direct Investment as a Signal. Ankara: Department of Economics Seminar Series METU, 05 Nov 2012.
  • Koska O., Long NV. and Staehler F. (2012) Foreign Direct Investment as a Signal. Istanbul: ITU Haydar Kazgan Economics Seminars, 09 Nov 2012.
  • Koska O., Long NV. and Staehler F. (2012) Foreign Direct Investment as a Signal. Izmir: Department of Economics Seminar Series Ege University, 30 Oct 2012.
  • Koska O. and Staehler F. (2010) Auctions and Commitment. Würzburg: FIFOS - Research Seminar in Economics at the University of Wuerzburg, 04 May 2010.
Other
  • Koska O. and Essendorfer S. (2011) Turkey is now in the Union, but it's the "Union for the Mediterranean". EcoNZ@Otago(26): 4-6. Dunedin: Department of Economics, University ofOtago. [Economics Magazine].
Theses / Dissertations
  • Koska AO. (2010) Multinational Firms, Market Entry, Foreign Direct Investment: A Thesis Submitted of the Degree of Doctor of Philosophy in Economics at the University of Otago, Dunedin, New Zealand. PhD Thesis.

Student Supervision

Displaying all items.
    Current
  • PhD - Dong X: PhD Thesis: Essays on Foreign Market Entry, Market Power, Strategic Firm Behaviour
  • Completed
  • Masters - Milenkova E: The interaction between Foreign Direct Investment and Environmental Policies (2014)
  • Masters - Uritesc A: Beyond Brain Circulation: The Skill Composition of Migrants and Cross-Border Investments (2013)
  • Honours - Borkenhagen A: Corruption and FDI (2013)
  • Honours - Dreyer J: Multinational entry and Research and Development (2013)
  • Honours - Fiolka T: Multinational entry and local investment policies (2013)
  • Honours - Gross C: Multinational firms and development: The role of linkages and spillovers (2011)
  • Honours - Madrzak J: Environmental regulations and FDI (2013)
  • Honours - Respondek I: The economics of trade agreements (2013)
  • Honours - Wollensak D: International trade with cultural goods (2013)

Review and Refereeing

    Journal reviewing / refereeing
  • B.E. Journal of Theoretical Economics ( 2021 )
  • B.E. Journal of Theoretical Economics ( 2021 )
  • Canadian Journal of Economics ( 2011 )
  • Economic Modelling ( 2017 )
  • Economic Modelling ( 2021 )
  • Economic Research ( 2013 )
  • Economics Bulletin ( 2010 - 2011)
  • Emerging Markets Finance and Trade ( 2013 - 2014)
  • International Economic Review ( 2020 )
  • International Economics-CEPII ( 2012 )
  • International Review of Economics and Finance ( 2017 )
  • International Review of Economics and Finance ( 2020 )
  • International Review of Economics and Finance ( 2021 )
  • International Tax and Public Finance ( 2017 )
  • Journal of Economics ( 2017 )
  • Journal of Economics ( 2020 )
  • Journal of Industry, Competition and Trade: from theory to policy ( 2019 )
  • Journal of Industry, Competition and Trade: from theory to policy ( 2016 )
  • Journal of International Economics ( 2020 )
  • Journal of Public Economic Theory ( 2018 )
  • Journal of Public Economic Theory ( 2020 - 2021)
  • Journal of Public Economic Theory ( 2021 )
  • Mathematical Social Sciences ( 2020 )
  • METU Studies in Development ( 2015 - 2016)
  • Review of International Economics ( 2017 )
  • Review of International Economics ( 2016 )
  • Review of International Economics ( 2013 )
  • Review of World Economics ( 2019 )
  • Review of World Economics ( 2018 )
  • Review of World Economics ( 2017 )
  • Review of World Economics ( 2017 )
  • Review of World Economics ( 2020 )
  • Review of World Economics ( 2016 )
  • Conference reviewing / refereeing
  • ETSG 2015: RoWE Prize ( 2015 )
  • ETSG 2016: RoWE Prize ( 2016 )
  • Spring Meeting of Young Economists (SMYE) 2019 ( 2018 )

Key Methodologies

  • Multinational Firm Behavior
  • Models of Trade with Imperfect Competition and Scale Economies
  • Neoclassical Models of Trade
  • Trade and Environment
  • Trade Policy
  • Environmental Policy
  • Oligopoly and Other Forms of Market Imperfection
  • General Equilibrium
  • Production, Pricing, and Market Structure
  • Firm Organization and Market Structure
  • Auction Theory
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