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approval for international trade.Eur:Comm.Jt.Res.Cent.Rep.EUR 23486 EN, Seville,Spain 5.Qaim M.2009.The economics of genetically modified crops.Annu.Rev.Resour: Econ.1:665-93 6.Barrows G,Sexton SE,Zilberman D.2013.Agricultural biotechnology:the promise and prospects.CUDARE work.pap.1133,Univ.Calif.,Berkeleyapproval for international trade. Eur. Comm. Jt. Res. Cent. Rep. EUR 23486 EN, Seville, Spain ￾. Qaim M. m77￾. The economics of genetically modified crops. Annu. Rev. Resour. Econ. s:￾￾￾–￾s ￾. Barrows G, Sexton SE, Zilberman D. m7ss. Agricultural biotechnology: the promise and prospects. CUDARE work. pap. ssss, Univ. Calif., Berkeley
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