Avaliação de políticas comerciais em modelos de equilíbrio geral com pressuposições alternativas quanto aos retornos de escala
DOI:
https://doi.org/10.1590/S0101-41612006000200006Keywords:
general equilibrium, economies of scale, imperfect competition, trade policyAbstract
This paper presents an applied general equilibrium model used to quantify the impacts of trade policies on Brazil and its trade partners, under alternative assumptions of constant returns and perfect competition and economies of scale and imperfect competition. The results suggest that the welfare impacts are larger when economies of scale and imperfect competition are modeled. The exploitation of economies of scale contributes to this result, through rationalization and pro-competitive effects on the Brazilian industries. Also, decreasing in consumer prices and increasing in returns of primary factors are larger under assumptions of economies of scale and imperfect competition.Downloads
References
Arrow, K. J.; Ng, Y. K.; Yang, X. Increasing returns and economic analysis. Macmillan
Press, 1998. 457 p.
Athukorala, P., Reidel, J. Demand and supply factors in the determination of NIE
exports: a simultaneous error-correction model for Hong Kong: a comment. Economic Journal, n. 104, p. 1411-1414, november 1994.
Barros, R. P. de.; Corseuil, C. H.; Cury, S. Abertura comercial e liberalização do fluxo de capitais no Brasil: impactos sobre a pobreza e a desigualdade. In: Henriques, R. (org.), Desigualdade e pobreza no Brasil. Rio de Janeiro: IPEA, 2000. p. 271-298.
Brooke, A.; Kendrick, D.; Meeraus, A.; Raman, R. GAMS: a user’s guide. GAMS Development Corporation, 1998. 262 p.
Carvalho, A.; Parente A. Impactos comerciais da Área de Livre Comércio das Américas.
Texto para Discussão, n. 635. Brasília: IPEA, 1999. 40p.
Cavalcante, J., Mercenier, J. Uma avaliação dos ganhos dinâmicos do Mercosul usando
equilíbrio geral. Pesquisa e Planejamento Econômico, Rio de Janeiro, v. 29, n. 2, p. 153-184, 1999.
Devarajan, S.; Rodrik, D. Pro-competitive effects of trade reform: results from a
CGE model of Cameroon. European Economic Review. v. 35, n. 5, p. 1157-1184, 1991.
Flôres, R. G. The gains from MERCOSUL: a general equilibrium, imperfect competition
evaluation. Journal of Policy Modeling, v. 19, p. 1-18, 1997.
Global Trade Analysis Project – GTAP. Disponível em: (http://www.agecon. purdue.
edu/gtap/), 2001.
Gurgel, A. C. Impactos econômicos e distributivos de mudanças nas relações comerciais da
economia brasileira na presença de economias de escala. 2002. 198 p. Tese (Doutorado
em Economia Aplicada), Universidade Federal de Viçosa, Viçosa, MG.
Gurgel, A. C.; Bitencourt, M. B.; Teixeira, E. C. Impactos dos acordos de liberalização
comercial ALCA e MERCOEURO sobre os países membros. Revista Brasileira de Economia, v. 56, n. 2, p. 335-369, 2002.
Gurgel, A. C.; Campos, A. C. Impactos da ALCA sobre o agronegócio brasileiro na presença de economias de escala e competição imperfeita. Pesquisa e Planejamento Econômico, v. 33, n. 3, p. 435-480, 2003.
Harris, R. Applied general equilibrium model of small open economies with scale economies and imperfect competition. American Economic Review, v. 74, n. 5, p. 1016-1032, 1984.
Harrison, G. W.; Rutherford, T. F.; Tarr, D. G. Chile’s regional arrangements and the free trade agreement of the Americas. Washington D.C.: World Bank, 2001. 39p. (Policy Research Working Paper, 2634).
Harrison, G. W.; Rutherford, T. F.; Tarr, D. G.; Gurgel, A. Políticas de comércio regionais, multilaterais e unilaterais do Mercosul para o crescimento econômico e redução da pobreza no Brasil. Pesquisa e Planejamento Econômico, v. 33, p. 1-60, 2003.
Hoffman, A. N. Imperfect competition and economic policy. Copenhagen: University of
Copenhagen, Ph.D. thesis (Copenhagen Business School), p. 23-57, 2001.
Krugman, P. R. Increasing returns, monopolistic competition, and international trade.
Journal of International Economics, v. 9, p. 469-479, 1979.
Lancaster, K. Variety, equity, and efficiency. New York: Columbia University Press, 1979.
Markusen, J. R.; Rutherford, T. F.; Hunter, L. Trade liberalization in a multinationaldominated
industry. Journal of International Economics, v. 38, n. 1-2, p. 95-117, 1995.
Pratten, C. F. Economies of scale in manufacturing industry. Cambridge University Press,
352 p. (Occasional paper 28).
Reidel, J. The demand for LDC exports of manufactures: estimates from Hong Kong. Economic Journal, n. 98, p. 138-148, march 1988.
Roland-Holst, D. W.; Reinert, K. A.; Shiells, C. R. A general equilibrium analysis of North American integration. In: Francois, F. J.; Shiells, C. R. (eds.), Modeling
trade policy: applied general equilibrium assessments of North American free trade. Cambridge University Press, 1994, p. 47-82.
Rutherford, T. F. Extensions of GAMS for complementarity problems arising in
applied economics. Journal of Economic Dynamics and Control, v. 19, n. 8, p. 1299-1324, 1995.
Rutherford, T. F. Applied general equilibrium modeling with MPSGE as a GAMS subsystem:
an overview of the modeling framework and syntax. Computational Economics, v. 14, n. 1, p. 1-46, 1999.
Rutherford, T. F.; Paltsev, S. V. GTA PinGAMS and GTA P-EG: global datasets for
economic research and illustrative models. Boulder: Department of Economics
- University of Colorado, 2000. 64 p. (Working Paper).
Sadoulet, E.; De Janvry, A. Quantitative development policy analysis. Baltimore: The John Hopkins University, 1995. 397 p.
Tourinho, O.; Kume, H. Os impactos setoriais de acordos de comércio: análise com um
modelo CGE da economia brasileira. Rio de Janeiro: IPEA, 2002. Mimeografado.
Valls Pereira, L. Impactos do Mercosul, da Alca e do acordo MS-UE na economia brasileira
e argentina: um mapeamento preliminar. Ibre, 2001. Mimeografado.
Walmsley, T.; McDougall, R. Overview of regional input-output tables. Disponível em:
(http://www.gtap.agecon.purdue.edu/databases/v5/v5_doco.asp), 2001.
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