The purpose of this paper is to analyze the dynamics of crude oil prices of OPEC and non-OPEC countries using threshold cointegration. To capture the long run asymmetric price transmission mechanism, we develop an error correction model within a threshold cointegration and CGARCH errors...

The aim of the paper is to test the Marshall-Lerner-Robinson condition by using the unit-root test of Ng-Perron (2001) and cointegration test of Perron-Rodriguez (2001). These tests are based on procedures for removing the trend using the GLS, leading to remove no-stochastic components. By...

The aim of this paper is to determine stable long-run relationships between investment, trade balance and cash-flow variables using Sectorial level of Morocco economy, in addition to the direction of the causality between them. Such relations are deduced using Granger causality, Johansen...

This paper investigates the long-run equilibrium relationship between the real private and total public investment disaggregated into government and public enterprises investment in Saudi Arabia by using the weak exogeneity and ARDL cointegration tests after using Engle-Granger and...