.... To this end, this research tries to answer four major questions related to our goal: RQ1. How does bank functional diversification influence the level of GCC banks’ risk-adjusted returns? Diversification Financial crisis System GMM Conventional and Islamic banks GCC banking sector...

... Capital structure Leverage System GMM Macroeconomic uncertainty Asia Pacific region Capital structure is an area in corporate finance that has attracted much attention among researchers since the landmark paper by Modigliani and Miller (1958) . These studies are mainly focused on identifying...