This paper investigates GCC countries' trade integration. The gravity equation is estimated using Panel Zero-Inflated Negative Binomial specification and COMTRADE aggregate and disaggregated flows. Results confirm GCC countries' integration deficit on exports side, while being integrated to some...

Our goal is to examine whether Arab stock markets are becoming more efficient during the last decade thanks to organizational improvements and agents' learning. To achieve this goal a test of evolving weak-form efficiency using GARCH-M (1,1) approach along with state-space time-varying...

Based on Aghion et al. (2005), this article provides new insights regarding whether financial development can affect economic growth non-linearly by adopting the concept of threshold effects. The empirical approach adopted in this article allows for the finance-growth relationship to be...