(1)The real exchange rate of the dollar for a panel of OECD countries: Balassa–Samuelson or distribution sector effect?
Journal of Comparative Economics
Volume 36, Issue 4, December 2008, Pages 620-632
http://dx.doi.org/10.1016/j.jce.2008.07.004
(2)The causality between energy consumption and economic growth: A multi-sectoral analysis using non-stationary cointegrated panel data
Energy Economics
Volume 32, Issue 3, May 2010, Pages 591-603
http://dx.doi.org/10.1016/j.eneco.2009.09.013