The Impact of International Trade on Economic Growth
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- Romer, Paul M, 1986.
"Increasing Returns and Long-run Growth,"
Journal of Political Economy, University of Chicago Press, vol. 94(5), pages 1002-1037, October.
- Paul M Romer, 1999. "Increasing Returns and Long-Run Growth," Levine's Working Paper Archive 2232, David K. Levine.
- De Long, J. Bradford & Summers, Lawrence H., 1993. "How strongly do developing economies benefit from equipment investment?," Journal of Monetary Economics, Elsevier, vol. 32(3), pages 395-415, December.
- Jeffrey A. Frankel, David Romer and Teresa Cyrus., 1995.
"Trade and Growth in East Asian Countries: Cause and Effect?,"
Center for International and Development Economics Research (CIDER) Working Papers
C95-050, University of California at Berkeley.
- Jeffrey A. Frankel & David Romer & Teresa Cyrus, 1996. "Trade and Growth in East Asian Countries: Cause and Effect?," NBER Working Papers 5732, National Bureau of Economic Research, Inc.
- Teresa Cyrus & Jeffrey A. Frankel & David Romer, 1995. "Trade and growth in East Asian countries: cause and effect?," Pacific Basin Working Paper Series 95-03, Federal Reserve Bank of San Francisco.
- Frankel, Jeffrey A. & Romer, David & Cyrus, Teresa, 1995. "Trade and Growth in East Asian Countries: Cause and Effect?," Center for International and Development Economics Research (CIDER) Working Papers 233408, University of California-Berkeley, Department of Economics.
- Tanzi, Vito, 1986. "Fiscal Policy Responses to Exogenous Shocks in Developing Countries," American Economic Review, American Economic Association, vol. 76(2), pages 88-91, May.
- Baldwin, Robert E., 1984. "Trade policies in developed countries," Handbook of International Economics, in: R. W. Jones & P. B. Kenen (ed.), Handbook of International Economics, edition 1, volume 1, chapter 12, pages 571-619, Elsevier.
- Howard Pack, 1994. "Endogenous Growth Theory: Intellectual Appeal and Empirical Shortcomings," Journal of Economic Perspectives, American Economic Association, vol. 8(1), pages 55-72, Winter.
- Aghion, Philippe & Howitt, Peter, 1992.
"A Model of Growth through Creative Destruction,"
Econometrica, Econometric Society, vol. 60(2), pages 323-351, March.
- Aghion, P. & Howitt, P., 1989. "A Model Of Growth Through Creative Destruction," University of Western Ontario, Departmental Research Report Series 8904, University of Western Ontario, Department of Economics.
- Aghion, Philippe & Howitt, Peter, 1992. "A Model of Growth Through Creative Destruction," Scholarly Articles 12490578, Harvard University Department of Economics.
- Aghion, P. & Howitt, P., 1990. "A Model Of Growth Through Creative Destruction," DELTA Working Papers 90-12, DELTA (Ecole normale supérieure).
- Philippe Aghion & Peter Howitt, 1990. "A Model of Growth Through Creative Destruction," NBER Working Papers 3223, National Bureau of Economic Research, Inc.
- Aghion, P. & Howitt, P., 1989. "A Model Of Growth Through Creative Destruction," Working papers 527, Massachusetts Institute of Technology (MIT), Department of Economics.
- Romer, Paul, 1993. "Idea gaps and object gaps in economic development," Journal of Monetary Economics, Elsevier, vol. 32(3), pages 543-573, December.
- D. W. Jorgenson & Z. Griliches, 1967. "The Explanation of Productivity Change," The Review of Economic Studies, Review of Economic Studies Ltd, vol. 34(3), pages 249-283.
- Richard Baldwin, 1989. "The Growth Effects of 1992," NBER Working Papers 3119, National Bureau of Economic Research, Inc.
- Lucas, Robert E, Jr, 1990. "Why Doesn't Capital Flow from Rich to Poor Countries?," American Economic Review, American Economic Association, vol. 80(2), pages 92-96, May.
- Gene M. Grossman & Elhanan Helpman, 1991.
"Quality Ladders in the Theory of Growth,"
The Review of Economic Studies, Review of Economic Studies Ltd, vol. 58(1), pages 43-61.
- Grossman, G.M. & Helpman, E., 1989. "Quality Ledders In The Theory Of Growth," Papers 148, Princeton, Woodrow Wilson School - Public and International Affairs.
- Gene M. Grossman & Elhanan Helpman, 1989. "Quality Ladders in the Theory of Growth," NBER Working Papers 3099, National Bureau of Economic Research, Inc.
- Robert M. Solow, 1956. "A Contribution to the Theory of Economic Growth," The Quarterly Journal of Economics, President and Fellows of Harvard College, vol. 70(1), pages 65-94.
- Coe, David T. & Helpman, Elhanan, 1995.
"International R&D spillovers,"
European Economic Review, Elsevier, vol. 39(5), pages 859-887, May.
- Coe, David T & Helpman, Elhanan, 1993. "International R&D Spillovers," CEPR Discussion Papers 840, C.E.P.R. Discussion Papers.
- Coe, D.T. & Helpman, E., 1993. "International R&D Spillovers," Papers 5-93, Tel Aviv.
- David T. Coe & Elhanan Helpman, 1993. "International R&D Spillovers," NBER Working Papers 4444, National Bureau of Economic Research, Inc.
- Balassa, Bela, 1978. "Exports and economic growth : Further evidence," Journal of Development Economics, Elsevier, vol. 5(2), pages 181-189, June.
- Krugman, Paul R., 1989.
"Industrial organization and international trade,"
Handbook of Industrial Organization, in: R. Schmalensee & R. Willig (ed.), Handbook of Industrial Organization, edition 1, volume 2, chapter 20, pages 1179-1223,
Elsevier.
- Paul Krugman, 1986. "Industrial Organization and International Trade," NBER Working Papers 1957, National Bureau of Economic Research, Inc.
- Connolly, Michelle P., 1997. "Learning to Learn: The Role of Imitation and Trade inTechnological Diffusion," Working Papers 97-25, Duke University, Department of Economics.
- Grossman, Gene M & Helpman, Elhanan, 1990.
"Comparative Advantage and Long-run Growth,"
American Economic Review, American Economic Association, vol. 80(4), pages 796-815, September.
- Grossman, G.M. & Helpman, E., 1988. "Comparative Advantage And Long-Run Growth," Papers 39-88, Tel Aviv.
- Grossman, Gene M. & Helpman, Elhanan, 1988. "Comparative Advantage and Long-Run Growth," Foerder Institute for Economic Research Working Papers 275459, Tel-Aviv University > Foerder Institute for Economic Research.
- Gene M. Grossman & Elhanan Helpman, 1989. "Comparative Advantage and Long-Run Growth," NBER Working Papers 2809, National Bureau of Economic Research, Inc.
- David H. Romer & Jeffrey A. Frankel, 1999. "Does Trade Cause Growth?," American Economic Review, American Economic Association, vol. 89(3), pages 379-399, June.
- J. Bradford De Long & Lawrence H. Summers, 1991.
"Equipment Investment and Economic Growth,"
The Quarterly Journal of Economics, President and Fellows of Harvard College, vol. 106(2), pages 445-502.
- J. Bradford De Long & Lawrence H. Summers, "undated". "Equipment Investment and Economic Growth," J. Bradford De Long's Working Papers _122, University of California at Berkeley, Economics Department.
- J. Bradford De Long & Lawrence H. Summers, 1990. "Equipment Investment and Economic Growth," NBER Working Papers 3515, National Bureau of Economic Research, Inc.
- Barro, Robert J & Sala-i-Martin, Xavier, 1997.
"Technological Diffusion, Convergence, and Growth,"
Journal of Economic Growth, Springer, vol. 2(1), pages 1-26, March.
- Barro, Robert J. & Sala-i-Martin, Xavier, 1995. "Technological Diffusion, Convergence and Growth," CEPR Discussion Papers 1255, C.E.P.R. Discussion Papers.
- Sala-i-martin, X. & Barro, R.J., 1995. "technological Diffusion, Convergence and Growth," Papers 735, Yale - Economic Growth Center.
- Robert J. Barro & Xavier Sala-i-Martin, 1995. "Technological diffusion, convergence and growth," Economics Working Papers 116, Department of Economics and Business, Universitat Pompeu Fabra.
- Robert J. Barro & Xavier Sala-i-Martin, 1995. "Technological Diffusion, Convergence, and Growth," NBER Working Papers 5151, National Bureau of Economic Research, Inc.
- Michaely, Michael, 1977. "Exports and growth : An empirical investigation," Journal of Development Economics, Elsevier, vol. 4(1), pages 49-53, February.
- Findlay, Ronald, 1980. "The Terms of Trade and Equilibrium Growth in the World Economy," American Economic Review, American Economic Association, vol. 70(3), pages 291-299, June.
- Francisco L. Rivera-Batiz & Luis A. Rivera-Batiz, 2018.
"International Trade with Endogenous Technological Change,"
World Scientific Book Chapters, in: Francisco L Rivera-Batiz & Luis A Rivera-Batiz (ed.), International Trade, Capital Flows and Economic Development, chapter 2, pages 33-70,
World Scientific Publishing Co. Pte. Ltd..
- Rivera-Batiz, Luis A. & Romer, Paul M., 1991. "International trade with endogenous technological change," European Economic Review, Elsevier, vol. 35(4), pages 971-1001, May.
- Luis A. Rivera-Batiz & Paul M. Romer, 1991. "International Trade with Endogenous Technological Change," NBER Working Papers 3594, National Bureau of Economic Research, Inc.
- T. W. Swan, 1956. "ECONOMIC GROWTH and CAPITAL ACCUMULATION," The Economic Record, The Economic Society of Australia, vol. 32(2), pages 334-361, November.
- Syrquin, M. & Chenery, H.B., 1989. "Patterns Of Development, 1950 To 1983," World Bank - Discussion Papers 41, World Bank.
- Tibor Scitovsky, 1954. "Two Concepts of External Economies," Journal of Political Economy, University of Chicago Press, vol. 62(2), pages 143-143.
- Dani Rodrik, 1994. "Getting Interventions Right: How South Korea and Taiwan Grew Rich," NBER Working Papers 4964, National Bureau of Economic Research, Inc.
- Francisco L. Rivera-Batiz & Luis A. Rivera-Batiz, 2018.
"Economic Integration and Endogenous Growth,"
World Scientific Book Chapters, in: Francisco L Rivera-Batiz & Luis A Rivera-Batiz (ed.), International Trade, Capital Flows and Economic Development, chapter 1, pages 3-32,
World Scientific Publishing Co. Pte. Ltd..
- Luis A. Rivera-Batiz & Paul M. Romer, 1991. "Economic Integration and Endogenous Growth," The Quarterly Journal of Economics, President and Fellows of Harvard College, vol. 106(2), pages 531-555.
- Luis A. Rivera-Batiz & Paul M. Romer, 1990. "Economic Integration and Endogenous Growth," NBER Working Papers 3528, National Bureau of Economic Research, Inc.
- Romer, Paul M, 1990.
"Endogenous Technological Change,"
Journal of Political Economy, University of Chicago Press, vol. 98(5), pages 71-102, October.
- Paul Romer, 1989. "Endogenous Technological Change," NBER Working Papers 3210, National Bureau of Economic Research, Inc.
- Paul M Romer, 1999. "Endogenous Technological Change," Levine's Working Paper Archive 2135, David K. Levine.
- Feder, Gershon, 1983. "On exports and economic growth," Journal of Development Economics, Elsevier, vol. 12(1-2), pages 59-73.
- Bertola, Giuseppe, 1996. "Factor shares in OLG models of growth," European Economic Review, Elsevier, vol. 40(8), pages 1541-1560, November.
- Dos Santos, Theotonio, 1970. "The Structure of Dependence," American Economic Review, American Economic Association, vol. 60(2), pages 231-236, May.
- repec:bla:ecorec:v:78:y:2002:i:243:p:375-80 is not listed on IDEAS
- Balassa, Bela, 1986. "Policy Responses to Exogenous Shocks in Developing Countries," American Economic Review, American Economic Association, vol. 76(2), pages 75-78, May.
- Ram, Rati, 1987. "Exports and Economic Growth in Developing Countries: Evidence from Time-Series and Cross-Section Data," Economic Development and Cultural Change, University of Chicago Press, vol. 36(1), pages 51-72, October.
- Stephen Redding & James Proudman, 1998. "Productivity convergence and international openness," Bank of England working papers 77, Bank of England.
- Lee, Jong-Wha, 1995.
"Capital goods imports and long-run growth,"
Journal of Development Economics, Elsevier, vol. 48(1), pages 91-110, October.
- Jong-Wha Lee, 1994. "Capital Goods Imports and Long-Run Growth," NBER Working Papers 4725, National Bureau of Economic Research, Inc.
- Moses Abramovitz, 1956. "Resource and Output Trends in the United States since 1870," NBER Books, National Bureau of Economic Research, Inc, number abra56-1.
- Findlay, Ronald, 1984. "Growth and development in trade models," Handbook of International Economics, in: R. W. Jones & P. B. Kenen (ed.), Handbook of International Economics, edition 1, volume 1, chapter 4, pages 185-236, Elsevier.
- Tyler, William G., 1981. "Growth and export expansion in developing countries : Some empirical evidence," Journal of Development Economics, Elsevier, vol. 9(1), pages 121-130, August.
- Grossman, Gene M. & Helpman, Elhanan, 1991.
"Trade, knowledge spillovers, and growth,"
European Economic Review, Elsevier, vol. 35(2-3), pages 517-526, April.
- Gene M. Grossman & Elhanan Helpman, 1990. "Trade, Knowledge Spillovers, and Growth," NBER Working Papers 3485, National Bureau of Economic Research, Inc.
- F. A. Lutz, 1961. "The Theory of Capital," International Economic Association Series, Palgrave Macmillan, number 978-1-349-08452-4 edited by D. C. Hague.
- Moses Abramovitz, 1956. "Resource and Output Trends in the United States since 1870," NBER Chapters, in: Resource and Output Trends in the United States since 1870, pages 1-23, National Bureau of Economic Research, Inc.
- T. M. Whitin, 1953. "Classical Theory, Graham's Theory, and Linear Programming in International Trade," The Quarterly Journal of Economics, President and Fellows of Harvard College, vol. 67(4), pages 520-544.
- Jung, Woo S. & Marshall, Peyton J., 1985. "Exports, growth and causality in developing countries," Journal of Development Economics, Elsevier, vol. 18(1), pages 1-12.
- Dan Ben-David, 1993. "Equalizing Exchange: Trade Liberalization and Income Convergence," The Quarterly Journal of Economics, President and Fellows of Harvard College, vol. 108(3), pages 653-679.
- Dodaro, Santo, 1991. "Comparative advantage, trade and growth: Export-Led growth revisited," World Development, Elsevier, vol. 19(9), pages 1153-1165, September.
- Lucas, Robert Jr., 1988. "On the mechanics of economic development," Journal of Monetary Economics, Elsevier, vol. 22(1), pages 3-42, July.
- Nicholas Kaldor, 1961. "Capital Accumulation and Economic Growth," International Economic Association Series, in: D. C. Hague (ed.), The Theory of Capital, chapter 0, pages 177-222, Palgrave Macmillan.
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- Mehmet Emre Ünsal, 2024. "Causalities Between Exports, Imports, and Total Factor Productivity in Developing Countries: The Case of Türkiye, Brazil, India, and South Africa," Journal of Economic Policy Researches, Istanbul University, Faculty of Economics, vol. 11(2), pages 186-203, July.
- Hayrapetyan Grigor & Hayrapetyan Viktoriya, 2011. "Regional and international trade of Armenia: Perspectives and potentials," EERC Working Paper Series 11/14e, EERC Research Network, Russia and CIS.
- Muzaffar Ali & Raheela Khatoon & Muhammad Munwar Hayat & Iqbal Javed, 2021. "Trade determinants between Pakistan and United Arab Emirate: A time series analysis," Journal of Social Sciences Advancement, Science Impact Publishers, vol. 2(1), pages 25-29.
- Rosa Forte, 2004. "The relationship between foreign direct investment and international trade. Substitution or complementarity? A survey," FEP Working Papers 140, Universidade do Porto, Faculdade de Economia do Porto.
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- Prem Prasad Acharya, 2015. "The Variance Decomposition of GDP, Domestic Credit and Exports of Nepal: A VAR Approach," NRB Working Paper 28/2015, Nepal Rastra Bank, Research Department.
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Keywords
economic growth; international trade; endogenous growth; comparative advantages; developed countries; less developed countries.;All these keywords.
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