1. Anderson J (1979) A theoretical foundation for the gravity equation. A Econ Rev 69(1):106–116
2. Appelbaum R, Bonacich E, Quan K (2005) The end of apparel quotas: a faster race to the bottom? Working Paper, University of California, Institute for Social, Behavioral, and Economic Research, Center for Global Studies
3. Au KF, Ho DCK (2002) Electronic commerce and supply chain management: value-adding service for clothing manufacturers. Int Manuf Syst 13(4):247–255
4. Baltagi BH (2013) Econometric analysis of panel data, 5th edn. New York, Wiley
5. Bayoumi T, Eichengreen B (1997) Is regionalism simply a diversion? Evidence from the evolution of the EC and EFTA. IMF Working Paper 109. Washington, D.C. (Chicago: University of Chicago Press), pp 189–226