"What are the effects of oil price shocks on the real exchange rates of oil exporting countries? A nonlinear smooth-transition approach"
with Alfred Haug and Perry Sadorsky, May 2017.

"Risk-sharing in federations: Theory and evidence"
with Ahmed Saber Mahmud, Faruk Balli and Sumit Joshi, November 2015.

"Does economic growth matter? Technology-push, demand-pull, and endogenous drivers of innovation in the renewable energy industry"
with Sam Aflaki and Andrea Masini, May 2017.

"Towards an initial crop portfolio in food-insecure Arab micro-states with embryonic agriculture: A constrained optimization approach"
with David Raboy, July 2014.

"The determinants of bilateral cross-border bond and equity flows: A sectoral analysis"
with Faruk Balli and Hatice Balli, May 2013.

"Has the non-oil sector decoupled from oil sector? A case study of Gulf Cooperation Council countries"
Unpublished, March 2010.