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Liew, Venus Khim-Sen and Ling, Tai-Hu and Chia, Ricky Chee-Jiun and Yoon, Gawon (2012) On the application of the rank tests for nonlinear cointegration to PPP: The case of Papua New Guinea. Economic Modelling, 29 (2). pp. 326-332. ISSN 0264-9993