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Do CO2 emission levels converge among 21 OECD countries? : new evidence from unit root structural break tests
Lee, Chien-Chiang; Chang, Chun-Ping; Chen, Pei-Fen - In: Applied economics letters 15 (2008) 7/9, pp. 551-556
Persistent link: https://www.econbiz.de/10003741307
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A revisit on dissecting the PPP puzzle : evidence from a nonlinear approach
Wu, Jyh-lin; Chen, Pei-fen - In: Economic modelling 25 (2008) 4, pp. 684-695
Persistent link: https://www.econbiz.de/10003791250