Underlying much of the debate over trade policy in Brazil in the 1990s is an implicit choice between regional trade arrangements or a more nonpreferential ...
See: Trans-atlantic Trading and Investment Partnership (TTIP)
International Trade Theory and Policy
b y Steven M. Suranovic
Turkey participates fully in both WEOG and Asia-Pacific Group, but for electoral purposes is considered a member of WEOG only. 
By systematically examining the different actors and factors that affect the way these six regional organisations work, the studies aim to increase understanding of what shapes the incentive environment and what contributes to the technical and political feasibility of reforms in a particular regional context .