Mignon, Valérie; Brémond, Vincent; Hache, Emmanuel - EconomiX, Université Paris Ouest-Nanterre la Défense … - 2011
The aim of this paper is to determine if OPEC acts as a cartel by testing whether the production decisions of the … different countries are coordinated and if they have an influence on oil prices. Relying on cointegration and causality tests in … both time series and panel settings, our findings show that the OPEC influence has evolved through time, following the …