4George R. G. Clarke and Scott J. Wallsten (2006) . Has the In- temet Increased Trade.'? Developed and Developing Country Evidence. Economic Inquiry, 44 (3) : 465 - 484.
5Caroline Freund and Diana Weinhold (2002) . The Intemet and International Trade in Services. The American Economic Review, 92 (2) : 236 -240.
6Caroline L Freund and Diana Weinhold (2004) . The effect of the Interact on international trade. Journal of International Economics, 62 : 171 - 189.
7Bojnec S and Fertfi I (2009) . Impact of the Intemet on manufacturing trade. Journal tff Computer Information Systetm, 50 (1): 124- 32.
8Caroline Freund and Diana Weinhold (2000) . On the Effect of the Internet on International Trade. International Finance Discussion Pa- pers, 693.
9George R. G. Clarke (2002) . Does Internet Connectivity Affect Export Performance? Evidence from the Transition Economie. Discussion Paper, 74.
10W Parker Wheafley and Terry L Roe (2010) . The Effects of the Interact on U.S. Bilateral Trade in Agricultural and Horticultural Com- modities. Paper prepared for presentation at the American Agricultural Economics Association Annual Meeting, Providence, Rhode Island.
2Freund, C., Weinhold, D. The Effect of the lnternet on International Trade[J].Journal of International Economics,2004,(62).
3ITC (International Trade Center).Trade Sire--the ITC Simulation Model of Bilateral Trade Potentials Backround Paper[C].Document Prepared by ITC Market Analysis Section,Final Draft,2000.
4IMF.World Economic Oullook Trade and Finance[R].Washington D.C. :IMF,2005.
5Bougheas, S. ; Demetriades, P. O. and Morgenroth, E. L.W. "Infrastructure, Transport Costs, and Trade. " Journal of International Economics, 1999, 47, pp. 169-189.
6Canning, D. and Pedroni,P. "Infrastructure, Long-run Economic Growth and Causality Tests for co Integrated Panels. " The Manchester School, 2008, 76(55), pp. 504 - 527.
7Chancy, T. "Distorted Gravity: the Intensive and Extensive Margins of International Trade. " American Economic Review, 2008, 98(4), pp. 1707-1721.
8Coe, D. and Hoffmaister, A. "North-South trade: Is Africa Unusual. " Journal of African Economics, 1998, 8(2), pp. 228-256.
9Demurger, S. "Infrastructure Development and Economic Growth: An Explanation for Regional Disparities in China?" Journal of Comparative Economics, 2001, 29(1), pp. 95-117.
10Donaldson, D. "Railroads of the Raj : Estimating the Impact of Transportation Infrastructure. " Job Market paper London School of Economics, 2008.