抄録
Electronic Data Interchange(EDI)has outstanding features in that it is an inter-organizational system, and it is for reducing"transaction cost"between two organizations. By comparison with 9 Japanese wholesalers, this paper suggests that EDI investment has 3 typical characteristics;(1)the trigger is brought by external environment, (2)there are some efficient ways to build EDI, and (3)we need to have different criteria to evaluate EDI investment because it is a"transaction specific"investment.