00278nam a2200109Ia 450000500170000010000200001724500800003726000090011758300190012694200060014599900170015120260716043348.0 aRUGMAN, Alan M. aNAFTA and the dispute settlement mechanisms : a transaction costs approach. c1997 c3/7/00kM2LMGR cA c45676d45676