Overview
My research applies microeconomic theory and game theory to the analysis of various international policy issues such as trade policy, state aid policy, tax policy, and environmental policy. My PhD was on Strategic Trade Policy and RetaIiation, and subsequently I published many articles on international trade and trade policy under oligopoly. I have published in many journals including Journal of International Economics, Economic Journal, International Journal of Industrial Organization, Scandinavian Journal of Economics, Oxford Economic Papers, Canadian Jornal of Economics, and Economics Letters. Recently, I have been working on the analysis of trade wars, international tax competition, and international environmental policy.
Publication
2025
- Azacis, H. and Collie, D. 2025. The non-equivalence of import tariffs and export taxes in trade wars: Ad Valorem vs specific trade taxes. Canadian Journal of Economics / Revue Canadienne d'Économique
2022
- Collie, D. R. 2022. CRRA utility and the sustainability of cooperation in infinitely-repeated games. Economics Letters 221, article number: 110897. (10.1016/j.econlet.2022.110897)
2021
- Azacis, H. and Collie, D. 2021. A general model of international tax competition with applications. Cardiff University. Available at: https://ideas.repec.org/p/cdf/wpaper/2021-31.html
2020
- Collie, D. R. 2020. Maximum-Revenue Tariffs versus Free Trade. Scottish Journal of Political Economy 67(4), pp. 442-447. (10.1111/sjpe.12245)
- Azacis, H. and Collie, D. R. 2020. The non-equivalence of import tariffs and export taxes in trade wars: Ad Valorem vs specific trade taxes. Cardiff University, Cardiff Business School, Economics Section. Available at: https://ideas.repec.org/p/cdf/wpaper/2020-11.html
2019
- Collie, D. R. 2019. Taxation under oligopoly in a general equilibrium setting. Journal of Public Economic Theory 21(4), pp. 738-753. (10.1111/jpet.12373)
2018
- Azacis, H. and Collie, D. 2018. Taxation and the sustainability of collusion: ad valorem versus specific taxes. Journal of Economics 125(2), pp. 173-188. (10.1007/s00712-017-0584-y)
2016
- Collie, D. R. 2016. Gains from variety? Product differentiation and the possibility of losses from trade under Cournot oligopoly with free entry. Economics Letters 146, pp. 55-58. (10.1016/j.econlet.2016.07.017)
2015
- Collie, D. and Le, V. 2015. Product differentiation, the volume of trade and profits under Cournot and Bertrand Duopoly. International Journal of the Economics of Business 22(1), pp. 73-86. (10.1080/13571516.2014.950476)
2014
- Azacis, H. and Collie, D. 2014. Taxation and the sustainability of collusion: ad valorem versus specific taxes. Working paper. Cardiff: Cardiff University.
2013
- Collie, D. and Norman, G. 2013. Partial collusion and foreign direct investment. Working paper. Cardiff: Cardiff University.
2012
- Collie, D. R. 2012. Immiserizing growth and the Metzler Paradox in the Ricardian Model. International Economic Journal 26(1), pp. 141-154. (10.1080/10168737.2010.538429)
2011
- Collie, D. and Le, V. P. M. 2011. Product differentiation, the volume of trade and profits under Cournot and Bertrand duopoly. Working paper. Cardiff: Cardiff University.
- Collie, D. R. 2011. Multilateral trade liberalisation, foreign direct investment and the volume of world trade. Economics Letters 113(1), pp. 47-49. (10.1016/j.econlet.2011.05.032)
2010
- Collie, D. R. and Le, V. P. M. 2010. Antidumping regulations: anti-competitive and anti-export. Review of International Economics 18(5), pp. 796-806. (10.1111/j.1467-9396.2010.00891.x)
- Collie, D. R. 2010. Multilateral trade liberalisation, foreign direct investment and the volume of world trade. Working paper. Cardiff: Cardiff University.
2009
- Collie, D. R. 2009. Auctioning immigration visas. Review of Development Economics 13(4), pp. 687-694. (10.1111/j.1467-9361.2009.00521.x)
- Azacis, H. and Collie, D. R. 2009. The optimality of optimal punishments in Cournot supergames. Economics Letters 105(1), pp. 56-57. (10.1016/j.econlet.2006.11.025)
- Collie, D. R. 2009. Immiserizing growth and the Metzler Paradox in the Ricardian Model. Working paper. Cardiff: Cardiff University.
- Collie, D. R. 2009. Tacit collusion over Foreign Direct Investment under oligopoly. Working paper. Cardiff: Cardiff University. Available at: http://business.cardiff.ac.uk/sites/default/files/E2009_8.pdf
2008
- Collie, D. R. and Le, V. P. M. 2008. Anti-dumping regulations: anti-competitive and anti-export. Working paper. Cardiff: Cardiff University.
- Clarke, R. and Collie, D. R. 2008. Maximum-revenue versus Optimum-welfare Export Taxes: a delegation game. Review of International Economics 16(5), pp. 919-929. (10.1111/j.1467-9396.2008.00757.x)
- Clarke, R. and Collie, D. R. 2008. Welfare in the Nash equilibrium in Export Taxes under Bertrand Duopoly. Bulletin of Economic Research 60(2), pp. 183-189. (10.1111/j.0307-3378.2008.00273.x)
2007
- Collie, D. R. 2007. Migration and trade with external economies of scale. Working paper. Cardiff: Cardiff University. Available at: http://www.business.cardiff.ac.uk/sites/default/files/E2007_23.pdf
2006
- Collie, D. R. and Vandenbussche, H. 2006. Tariffs and the Byrd Amendment. European Journal of Political Economy 22(3), pp. 750-758. (10.1016/j.ejpoleco.2005.07.004)
- Clarke, R. and Collie, D. R. 2006. Optimum-welfare and maximum-revenue tariffs under Bertrand duopoly.. Scottish journal of political economy 53(3), pp. 398-408. (10.1111/j.1467-9485.2006.00386.x)
- Collie, D. R. 2006. Tariffs and subsidies under asymmetric oligopoly: Ad valorem versus specific instruments. The Manchester School 74(3), pp. 314-333. (10.1111/j.1467-9957.2006.00495.x)
- Clarke, R. and Collie, D. R. 2006. Export Taxes under Bertrand Duopoly. Economics Bulletin 6(6), pp. 1-8.
- Collie, D. R. 2006. Collusion in Differentiated Duopolies with Quadratic Costs. Bulletin of Economic Research 58(2), pp. 151-159. (10.1111/j.0307-3378.2006.00235.x)
2005
- Collie, D. R. 2005. State aid to investment and R&D. European Commission. Available at: http://ec.europa.eu/economy_finance/publications/publication616_en.pdf
- Collie, D. R. and Vandenbussche, H. 2005. Can Import Tariffs Deter Outward FDI?. Open Economies Review 16(4), pp. 341-362. (10.1007/s11079-005-4741-5)
2004
- Collie, D. R. 2004. Collusion and the elasticity of demand. Economics Bulletin 12(3), pp. 1-6.
2003
- Collie, D. and De Meza, D. 2003. Comparative advantage and the pursuit of strategic trade policy. Economics Letters 81(2), pp. 279-283. (10.1016/S0165-1765(03)00193-9)
- Clarke, R. and Collie, D. R. 2003. Product differentiation and the gains from trade under Bertrand duopoly. Canadian journal of economics/Revue canadienne d`economique 36(3), pp. 658-673. (10.1111/1540-5982.t01-2-00007)
- Collie, D. R. 2003. Mergers and Trade Policy under Oligopoly. Review of International Economics 11(1), pp. 55-71. (10.1111/1467-9396.00368)
2002
- Collie, D. R. 2002. Trade liberalization and state aid in the European Union. In: Milner, C. and Read, R. eds. Trade Liberalisation, Competition, and the WTO. Cheltenham: Edward Elgar Publishing, pp. 190-206.
2001
- Collie, D. R. and Hviid, M. 2001. International Procurement as a Signal of Export Quality. The Economic Journal 111(470), pp. 374-390. (10.1111/1468-0297.00612)
2000
- Collie, D. R. 2000. State aid in the European Union: The prohibition of subsidies in an integrated market. International Journal of Industrial Organization 18(6), pp. 867-884. (10.1016/S0167-7187(98)00051-4)
1999
- Collie, D. R., Hviid, M. and Kendall, T. 1999. Strategic trade policy under integrated markets. Journal of Economic Integration 14(4), pp. 523-553. (10.11130/jei.1999.14.4.523)
- Collie, D. R. and Hviid, M. 1999. Tariffs as signals of uncompetitiveness. Review of International Economics 7(4), pp. 571-579. (10.1111/1467-9396.00182)
1998
- Collie, D. R. and Su, Y. 1998. Trade policy and product variety: when is a VER superior to a tariff?. Journal of Development Economics 55(1), pp. 249-255. (10.1016/S0304-3878(97)85632-5)
- Collie, D. R. 1998. Trade policy under Bertrand duopoly with integrated markets: the pure strategy equilibrium. Economics Letters 60(2), pp. 179-183. (10.1016/S0165-1765(98)00103-7)
1997
- Collie, D. R. 1997. Bilateralism is good: trade blocs and strategic export subsidies. Oxford Economic Papers 49(4), pp. 504-520. (10.1093/oxfordjournals.oep.a028622)
- Collie, D. R. 1997. Delegation and strategic trade policy. International Economic Journal 11(3), pp. 35-46. (10.1080/10168739700000017)
1994
- Collie, D. R. 1994. Endogenous timing in trade policy games: Should governments use countervailing duties?. Weltwirtschaftliches Archiv 130(1), pp. 191-209. (10.1007/BF02706016)
- Collie, D. R. 1994. Strategic trade policy and retaliation. Japan and the World Economy 6(1), pp. 75-88. (10.1016/0922-1425(94)90039-6)
- Collie, D. R. and Hviid, M. 1994. Tariffs for a foreign monopolist under incomplete information. Journal of International Economics 37(3-4), pp. 249-264. (10.1016/0022-1996(94)90048-5)
1993
- Collie, D. R. 1993. Profit-shifting export subsidies and the sustainability of free trade. Scottish Journal of Political Economy 40(4), pp. 408-419. (10.1111/j.1467-9485.1993.tb00663.x)
- Collie, D. R. and Hviid, M. 1993. Export subsidies as signals of competitiveness. Scandinavian Journal of Economics 95(3), pp. 327-339. (10.2307/3440359)
- Collie, D. R. 1993. Strategic trade policy under asymmetric oligopoly. European Journal of Political Economy 9(2), pp. 275-280. (10.1016/0176-2680(93)90022-M)
1992
- Collie, D. 1992. International trade and cournot equilibrium: existence, uniqueness and comparative statics. Bulletin of Economic Research 44(1), pp. 55-66. (10.1111/j.1467-8586.1992.tb00506.x)
- Collie, D. R. 1992. Export subsidies, entry deterrence and countervailing tariffs. The Manchester School 60(2), pp. 136-151. (10.1111/j.1467-9957.1992.tb00216.x)
1991
- Collie, D. R. 1991. Optimum welfare and maximum revenue tariffs under oligopoly. Scottish Journal of Political Economy 38(4), pp. 398-401. (10.1111/j.1467-9485.1991.tb00327.x)
- Collie, D. R. 1991. Anti-dumping and countervailing duties under oligopoly. European Economic Review 35(5), pp. 1185-1187. (10.1016/0014-2921(91)90012-8)
- Collie, D. R. 1991. Export subsidies and countervailing tariffs. Journal of International Economics 31(3-4), pp. 309-324. (10.1016/0022-1996(91)90041-4)
1986
- Collie, D. R. and De Meza, D. 1986. Inadequacies of the strategic rationale of export subsidies. Economic Letters 22(4), pp. 369-373. (10.1016/0165-1765(86)90100-X)
Articles
- Azacis, H. and Collie, D. 2025. The non-equivalence of import tariffs and export taxes in trade wars: Ad Valorem vs specific trade taxes. Canadian Journal of Economics / Revue Canadienne d'Économique
- Collie, D. R. 2022. CRRA utility and the sustainability of cooperation in infinitely-repeated games. Economics Letters 221, article number: 110897. (10.1016/j.econlet.2022.110897)
- Collie, D. R. 2020. Maximum-Revenue Tariffs versus Free Trade. Scottish Journal of Political Economy 67(4), pp. 442-447. (10.1111/sjpe.12245)
- Collie, D. R. 2019. Taxation under oligopoly in a general equilibrium setting. Journal of Public Economic Theory 21(4), pp. 738-753. (10.1111/jpet.12373)
- Azacis, H. and Collie, D. 2018. Taxation and the sustainability of collusion: ad valorem versus specific taxes. Journal of Economics 125(2), pp. 173-188. (10.1007/s00712-017-0584-y)
- Collie, D. R. 2016. Gains from variety? Product differentiation and the possibility of losses from trade under Cournot oligopoly with free entry. Economics Letters 146, pp. 55-58. (10.1016/j.econlet.2016.07.017)
- Collie, D. and Le, V. 2015. Product differentiation, the volume of trade and profits under Cournot and Bertrand Duopoly. International Journal of the Economics of Business 22(1), pp. 73-86. (10.1080/13571516.2014.950476)
- Collie, D. R. 2012. Immiserizing growth and the Metzler Paradox in the Ricardian Model. International Economic Journal 26(1), pp. 141-154. (10.1080/10168737.2010.538429)
- Collie, D. R. 2011. Multilateral trade liberalisation, foreign direct investment and the volume of world trade. Economics Letters 113(1), pp. 47-49. (10.1016/j.econlet.2011.05.032)
- Collie, D. R. and Le, V. P. M. 2010. Antidumping regulations: anti-competitive and anti-export. Review of International Economics 18(5), pp. 796-806. (10.1111/j.1467-9396.2010.00891.x)
- Collie, D. R. 2009. Auctioning immigration visas. Review of Development Economics 13(4), pp. 687-694. (10.1111/j.1467-9361.2009.00521.x)
- Azacis, H. and Collie, D. R. 2009. The optimality of optimal punishments in Cournot supergames. Economics Letters 105(1), pp. 56-57. (10.1016/j.econlet.2006.11.025)
- Clarke, R. and Collie, D. R. 2008. Maximum-revenue versus Optimum-welfare Export Taxes: a delegation game. Review of International Economics 16(5), pp. 919-929. (10.1111/j.1467-9396.2008.00757.x)
- Clarke, R. and Collie, D. R. 2008. Welfare in the Nash equilibrium in Export Taxes under Bertrand Duopoly. Bulletin of Economic Research 60(2), pp. 183-189. (10.1111/j.0307-3378.2008.00273.x)
- Collie, D. R. and Vandenbussche, H. 2006. Tariffs and the Byrd Amendment. European Journal of Political Economy 22(3), pp. 750-758. (10.1016/j.ejpoleco.2005.07.004)
- Clarke, R. and Collie, D. R. 2006. Optimum-welfare and maximum-revenue tariffs under Bertrand duopoly.. Scottish journal of political economy 53(3), pp. 398-408. (10.1111/j.1467-9485.2006.00386.x)
- Collie, D. R. 2006. Tariffs and subsidies under asymmetric oligopoly: Ad valorem versus specific instruments. The Manchester School 74(3), pp. 314-333. (10.1111/j.1467-9957.2006.00495.x)
- Clarke, R. and Collie, D. R. 2006. Export Taxes under Bertrand Duopoly. Economics Bulletin 6(6), pp. 1-8.
- Collie, D. R. 2006. Collusion in Differentiated Duopolies with Quadratic Costs. Bulletin of Economic Research 58(2), pp. 151-159. (10.1111/j.0307-3378.2006.00235.x)
- Collie, D. R. and Vandenbussche, H. 2005. Can Import Tariffs Deter Outward FDI?. Open Economies Review 16(4), pp. 341-362. (10.1007/s11079-005-4741-5)
- Collie, D. R. 2004. Collusion and the elasticity of demand. Economics Bulletin 12(3), pp. 1-6.
- Collie, D. and De Meza, D. 2003. Comparative advantage and the pursuit of strategic trade policy. Economics Letters 81(2), pp. 279-283. (10.1016/S0165-1765(03)00193-9)
- Clarke, R. and Collie, D. R. 2003. Product differentiation and the gains from trade under Bertrand duopoly. Canadian journal of economics/Revue canadienne d`economique 36(3), pp. 658-673. (10.1111/1540-5982.t01-2-00007)
- Collie, D. R. 2003. Mergers and Trade Policy under Oligopoly. Review of International Economics 11(1), pp. 55-71. (10.1111/1467-9396.00368)
- Collie, D. R. and Hviid, M. 2001. International Procurement as a Signal of Export Quality. The Economic Journal 111(470), pp. 374-390. (10.1111/1468-0297.00612)
- Collie, D. R. 2000. State aid in the European Union: The prohibition of subsidies in an integrated market. International Journal of Industrial Organization 18(6), pp. 867-884. (10.1016/S0167-7187(98)00051-4)
- Collie, D. R., Hviid, M. and Kendall, T. 1999. Strategic trade policy under integrated markets. Journal of Economic Integration 14(4), pp. 523-553. (10.11130/jei.1999.14.4.523)
- Collie, D. R. and Hviid, M. 1999. Tariffs as signals of uncompetitiveness. Review of International Economics 7(4), pp. 571-579. (10.1111/1467-9396.00182)
- Collie, D. R. and Su, Y. 1998. Trade policy and product variety: when is a VER superior to a tariff?. Journal of Development Economics 55(1), pp. 249-255. (10.1016/S0304-3878(97)85632-5)
- Collie, D. R. 1998. Trade policy under Bertrand duopoly with integrated markets: the pure strategy equilibrium. Economics Letters 60(2), pp. 179-183. (10.1016/S0165-1765(98)00103-7)
- Collie, D. R. 1997. Bilateralism is good: trade blocs and strategic export subsidies. Oxford Economic Papers 49(4), pp. 504-520. (10.1093/oxfordjournals.oep.a028622)
- Collie, D. R. 1997. Delegation and strategic trade policy. International Economic Journal 11(3), pp. 35-46. (10.1080/10168739700000017)
- Collie, D. R. 1994. Endogenous timing in trade policy games: Should governments use countervailing duties?. Weltwirtschaftliches Archiv 130(1), pp. 191-209. (10.1007/BF02706016)
- Collie, D. R. 1994. Strategic trade policy and retaliation. Japan and the World Economy 6(1), pp. 75-88. (10.1016/0922-1425(94)90039-6)
- Collie, D. R. and Hviid, M. 1994. Tariffs for a foreign monopolist under incomplete information. Journal of International Economics 37(3-4), pp. 249-264. (10.1016/0022-1996(94)90048-5)
- Collie, D. R. 1993. Profit-shifting export subsidies and the sustainability of free trade. Scottish Journal of Political Economy 40(4), pp. 408-419. (10.1111/j.1467-9485.1993.tb00663.x)
- Collie, D. R. and Hviid, M. 1993. Export subsidies as signals of competitiveness. Scandinavian Journal of Economics 95(3), pp. 327-339. (10.2307/3440359)
- Collie, D. R. 1993. Strategic trade policy under asymmetric oligopoly. European Journal of Political Economy 9(2), pp. 275-280. (10.1016/0176-2680(93)90022-M)
- Collie, D. 1992. International trade and cournot equilibrium: existence, uniqueness and comparative statics. Bulletin of Economic Research 44(1), pp. 55-66. (10.1111/j.1467-8586.1992.tb00506.x)
- Collie, D. R. 1992. Export subsidies, entry deterrence and countervailing tariffs. The Manchester School 60(2), pp. 136-151. (10.1111/j.1467-9957.1992.tb00216.x)
- Collie, D. R. 1991. Optimum welfare and maximum revenue tariffs under oligopoly. Scottish Journal of Political Economy 38(4), pp. 398-401. (10.1111/j.1467-9485.1991.tb00327.x)
- Collie, D. R. 1991. Anti-dumping and countervailing duties under oligopoly. European Economic Review 35(5), pp. 1185-1187. (10.1016/0014-2921(91)90012-8)
- Collie, D. R. 1991. Export subsidies and countervailing tariffs. Journal of International Economics 31(3-4), pp. 309-324. (10.1016/0022-1996(91)90041-4)
- Collie, D. R. and De Meza, D. 1986. Inadequacies of the strategic rationale of export subsidies. Economic Letters 22(4), pp. 369-373. (10.1016/0165-1765(86)90100-X)
Book sections
- Collie, D. R. 2002. Trade liberalization and state aid in the European Union. In: Milner, C. and Read, R. eds. Trade Liberalisation, Competition, and the WTO. Cheltenham: Edward Elgar Publishing, pp. 190-206.
Monographs
- Azacis, H. and Collie, D. 2021. A general model of international tax competition with applications. Cardiff University. Available at: https://ideas.repec.org/p/cdf/wpaper/2021-31.html
- Azacis, H. and Collie, D. R. 2020. The non-equivalence of import tariffs and export taxes in trade wars: Ad Valorem vs specific trade taxes. Cardiff University, Cardiff Business School, Economics Section. Available at: https://ideas.repec.org/p/cdf/wpaper/2020-11.html
- Azacis, H. and Collie, D. 2014. Taxation and the sustainability of collusion: ad valorem versus specific taxes. Working paper. Cardiff: Cardiff University.
- Collie, D. and Norman, G. 2013. Partial collusion and foreign direct investment. Working paper. Cardiff: Cardiff University.
- Collie, D. and Le, V. P. M. 2011. Product differentiation, the volume of trade and profits under Cournot and Bertrand duopoly. Working paper. Cardiff: Cardiff University.
- Collie, D. R. 2010. Multilateral trade liberalisation, foreign direct investment and the volume of world trade. Working paper. Cardiff: Cardiff University.
- Collie, D. R. 2009. Immiserizing growth and the Metzler Paradox in the Ricardian Model. Working paper. Cardiff: Cardiff University.
- Collie, D. R. 2009. Tacit collusion over Foreign Direct Investment under oligopoly. Working paper. Cardiff: Cardiff University. Available at: http://business.cardiff.ac.uk/sites/default/files/E2009_8.pdf
- Collie, D. R. and Le, V. P. M. 2008. Anti-dumping regulations: anti-competitive and anti-export. Working paper. Cardiff: Cardiff University.
- Collie, D. R. 2007. Migration and trade with external economies of scale. Working paper. Cardiff: Cardiff University. Available at: http://www.business.cardiff.ac.uk/sites/default/files/E2007_23.pdf
- Collie, D. R. 2005. State aid to investment and R&D. European Commission. Available at: http://ec.europa.eu/economy_finance/publications/publication616_en.pdf
- Azacis, H. and Collie, D. 2025. The non-equivalence of import tariffs and export taxes in trade wars: Ad Valorem vs specific trade taxes. Canadian Journal of Economics / Revue Canadienne d'Économique
- Collie, D. R. 2022. CRRA utility and the sustainability of cooperation in infinitely-repeated games. Economics Letters 221, article number: 110897. (10.1016/j.econlet.2022.110897)
- Collie, D. R. 2020. Maximum-Revenue Tariffs versus Free Trade. Scottish Journal of Political Economy 67(4), pp. 442-447. (10.1111/sjpe.12245)
- Collie, D. R. 2019. Taxation under oligopoly in a general equilibrium setting. Journal of Public Economic Theory 21(4), pp. 738-753. (10.1111/jpet.12373)
- Azacis, H. and Collie, D. 2018. Taxation and the sustainability of collusion: ad valorem versus specific taxes. Journal of Economics 125(2), pp. 173-188. (10.1007/s00712-017-0584-y)
- Collie, D. R. 2016. Gains from variety? Product differentiation and the possibility of losses from trade under Cournot oligopoly with free entry. Economics Letters 146, pp. 55-58. (10.1016/j.econlet.2016.07.017)
- Collie, D. and Le, V. 2015. Product differentiation, the volume of trade and profits under Cournot and Bertrand Duopoly. International Journal of the Economics of Business 22(1), pp. 73-86. (10.1080/13571516.2014.950476)
- Collie, D. R. 2011. Multilateral trade liberalisation, foreign direct investment and the volume of world trade. Economics Letters 113(1), pp. 47-49. (10.1016/j.econlet.2011.05.032)
- Collie, D. R. and Le, V. P. M. 2010. Antidumping regulations: anti-competitive and anti-export. Review of International Economics 18(5), pp. 796-806. (10.1111/j.1467-9396.2010.00891.x)
- Collie, D. R. 2009. Auctioning immigration visas. Review of Development Economics 13(4), pp. 687-694. (10.1111/j.1467-9361.2009.00521.x)
- Azacis, H. and Collie, D. R. 2009. The optimality of optimal punishments in Cournot supergames. Economics Letters 105(1), pp. 56-57. (10.1016/j.econlet.2006.11.025)
- Clarke, R. and Collie, D. R. 2008. Maximum-revenue versus Optimum-welfare Export Taxes: a delegation game. Review of International Economics 16(5), pp. 919-929. (10.1111/j.1467-9396.2008.00757.x)
- Collie, D. R. and Vandenbussche, H. 2006. Tariffs and the Byrd Amendment. European Journal of Political Economy 22(3), pp. 750-758. (10.1016/j.ejpoleco.2005.07.004)
- Clarke, R. and Collie, D. R. 2003. Product differentiation and the gains from trade under Bertrand duopoly. Canadian journal of economics/Revue canadienne d`economique 36(3), pp. 658-673. (10.1111/1540-5982.t01-2-00007)
- Collie, D. R. 2003. Mergers and Trade Policy under Oligopoly. Review of International Economics 11(1), pp. 55-71. (10.1111/1467-9396.00368)
- Collie, D. R. and Hviid, M. 2001. International Procurement as a Signal of Export Quality. The Economic Journal 111(470), pp. 374-390. (10.1111/1468-0297.00612)
- Collie, D. R. 2000. State aid in the European Union: The prohibition of subsidies in an integrated market. International Journal of Industrial Organization 18(6), pp. 867-884. (10.1016/S0167-7187(98)00051-4)
- Collie, D. R. and Hviid, M. 1999. Tariffs as signals of uncompetitiveness. Review of International Economics 7(4), pp. 571-579. (10.1111/1467-9396.00182)
- Collie, D. R. and Su, Y. 1998. Trade policy and product variety: when is a VER superior to a tariff?. Journal of Development Economics 55(1), pp. 249-255. (10.1016/S0304-3878(97)85632-5)
- Collie, D. R. 1998. Trade policy under Bertrand duopoly with integrated markets: the pure strategy equilibrium. Economics Letters 60(2), pp. 179-183. (10.1016/S0165-1765(98)00103-7)
- Collie, D. R. and Hviid, M. 1994. Tariffs for a foreign monopolist under incomplete information. Journal of International Economics 37(3-4), pp. 249-264. (10.1016/0022-1996(94)90048-5)
- Collie, D. R. and Hviid, M. 1993. Export subsidies as signals of competitiveness. Scandinavian Journal of Economics 95(3), pp. 327-339. (10.2307/3440359)
- Collie, D. R. 1991. Anti-dumping and countervailing duties under oligopoly. European Economic Review 35(5), pp. 1185-1187. (10.1016/0014-2921(91)90012-8)
- Collie, D. R. 1991. Export subsidies and countervailing tariffs. Journal of International Economics 31(3-4), pp. 309-324. (10.1016/0022-1996(91)90041-4)
Research
- International Trade under Imperfect Competition
- Trade Policy and Trade Wars
- Foreign Direct Investment (FDI)
- State Aid Policy
- Collusion and Cartels
- International Tax Competition
- Environmental Policy
Contact Details
Research themes
Specialisms
- International economics
- Microeconomic theory
- Industry economics and industrial organisation
- Game Theory
- Public economics