@article{oai:ynu.repo.nii.ac.jp:00003039,
 author = {Hagiwara, Shinjiro},
 issue = {3},
 journal = {横浜国際社会科学研究 = Yokohama journal of social sciences},
 month = {Sep},
 note = {application/pdf},
 pages = {1--8},
 title = {Why Do Multinationals Accelerate Regional Integration? : A Short Essay on the Theory of Economic Integration},
 volume = {15},
 year = {2010}
}