Shashika D Rathnayaka is a Research Fellow at the Rowett Institute, University of Aberdeen, United Kingdom. Shashika is also an Applied Economist at the Scottish Environment, Food and Agriculture Research Institutes (SEFARI) and a Fellow at the University of Aberdeen’s Centre for Research in Energy Economics and Finance (ACREEF). Saroja Selvanathan is a Professor of Econometrics in the Economics and Business Statistics Discipline at Griffith University, Queensland, Australia. Saroja is also the co-Editor-in-Chief of the Journal of the Asia Pacific Economy. Saroja has a PhD from University of Western Australia and has published 8 research monographs and well over 100 journal articles. Eliyathamby A Selvanathan is the director of the Economics Policy Analysis Program (EPAP) and Professor of Econometrics in the Economics and Business Statistics Discipline at Griffith University, Queensland, Australia. Selva has published 10 research monographs and well over 100 journal articles.