1. Srivastava, Rajendra K & Green, Robert T, 1986. "Determinants of Bilateral Trade Flows," Journal of Business, University of Chicago Press, vol. 59(4), pages 623-40, October. [Downloadable!] (restricted)
2. Deardorff, Alan V., 1984. "Testing trade theories and predicting trade flows," Handbook of International Economics, in: R. W. Jones & P. B. Kenen (ed.), Handbook of International Economics, edition 1, volume 1, chapter 10, pages 467-517 Elsevier. [Downloadable!] (restricted)
3. Yeats, Alexander J, 1990. "Do African Countries Pay More for Imports? Yes," World Bank Economic Review, Oxford University Press, vol. 4(1), pages 1-20, January.
4. Corden, W M, 1972. "Economies of Scale and Customs Union Theory," Journal of Political Economy, University of Chicago Press, vol. 80(3), pages 465-75, May-June. [Downloadable!] (restricted)
5. Summers, Robert & Heston, Alan, 1988. "A New Set of International Comparisons of Real Product and Price Levels Estimates for 130 Countries, 1950-1985," Review of Income and Wealth, Blackwell Publishing, vol. 34(1), pages 1-25, March.
6. Harry G. Johnson, 1965. "An Economic Theory of Protectionism, Tariff Bargaining, and the Formation of Customs Unions," Journal of Political Economy, University of Chicago Press, vol. 73, pages 256. [Downloadable!] (restricted)
7. Anderson, James E, 1979. "A Theoretical Foundation for the Gravity Equation," American Economic Review, American Economic Association, vol. 69(1), pages 106-16, March. [Downloadable!] (restricted)

Cited by:
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1. Anna Maria Mayda & Chad Steinberg, 2007. "Do South-South Trade Agreements Increase Trade? Commodity-Level Evidence from COMESA," IMF Working Papers 07/40, International Monetary Fund. [Downloadable!]
   Other versions:
   • Anna Maria Mayda & Chad Steinberg, 2008. "Do South-South Trade Agreements Increase Trade? Commodity-Level Evidence from COMESA," Development Working Papers 247, Centro Studi Luca d\'Agliano, University of Milano. [Downloadable!]
   • Anna Maria Mayda & Chad Steinberg, . "Do South-South Trade Agreements Increase Trade? Commodity-Level Evidence from COMESA," Working Papers gueconwpa~06-06-03, Georgetown University, Department of Economics. [Downloadable!]
2. Souleymane Coulibaly & Lionel Fontagne, 2004. "South – South Trade: Geography Matters," Working Papers 2004-08, CEPII research center. [Downloadable!]
   Other versions:
   • Souleymane COULIBALY & Lionel FONTAGNÉ, 2004. "South-South Trade: Geography Matters," Cahiers de Recherches Economiques du Département d'Econométrie et d'Economie politique (DEEP) 04.07, Université de Lausanne, Faculté des HEC, DEEP. [Downloadable!]
   • Souleymane Coulibaly & Lionel Fontagné, 2004. "South-South Trade : Geography Matters," Cahiers de la Maison des Sciences Economiques bla04041, Université Panthéon-Sorbonne (Paris 1). [Downloadable!]
   • Souleymane Coulibaly & Lionel Fontagné, 2006. "South--South Trade: Geography Matters," Journal of African Economies, Oxford University Press, vol. 15(2), pages 313-341, June.
3. Bigsten, Arne & Durevall, Dick, 2002. "Is Globalisation Good for Africa?," Working Papers in Economics 67, Göteborg University, Department of Economics. [Downloadable!]
4. Etienne B. Yehoue, 2005. "On the Pattern of Currency Blocs in Africa," IMF Working Papers 05/45, International Monetary Fund. [Downloadable!]
5. Abdulai, Awudu & Diao, Xinshen & Johnson, Michael, 2005. "Achieving regional growth dynamics in African agriculture," DSGD discussion papers 17, International Food Policy Research Institute (IFPRI). [Downloadable!]
6. Honohan, Patrick & Lane, Philip R., 2000. "Will the Euro trigger more monetary unions in Africa?," Policy Research Working Paper Series 2393, The World Bank. [Downloadable!]
   Other versions:
   • Honohan, P. & Lane, P.R., 2000. "Will the Euro Trigger More Monetary Unions in Africa?," Research Paper 176, World Institute for Development Economics Research.
7. Dhar, Sumana & Panagariya, Arvind, 1994. "Is East Asia less open than North America and the European Economic Community? No," Policy Research Working Paper Series 1370, The World Bank. [Downloadable!]
8. Daniel Gbetnkom, 2006. "On the Empirics of Market Integration in ECOWAS," Journal of Policy Reform, Taylor and Francis Journals, vol. 9(4), pages 289-303, December. [Downloadable!] (restricted)
9. Diao, Xinshen & Yanoma, Yukitsugu, 2003. "Exploring regional dynamics in Sub-Saharan African agriculture," DSGD discussion papers 2, International Food Policy Research Institute (IFPRI). [Downloadable!]
10. Romain Houssa, 2004. "Monetary Union in West Africa and Asymmetric Shocks: A Dynamic Structural Factor Model Approach," Development and Comp Systems 0409063, EconWPA. [Downloadable!]
11. Limao, Nuno & Venables, Anthony J., 1999. "Infrastructure, geographical disadvantage, and transport costs," Policy Research Working Paper Series 2257, The World Bank. [Downloadable!]