Okamoto, Yusuke - Institute of Developing Economies, Japan External Trade … - 2006
the thickness of the market had been emphasized in the previous literature. Here we take account of communication networks … such as telephone, telex, fax, and the Internet. By doing so, we could illustrate the relationship between communication … networks and the make-or-buy decision. With communication network technology differing in each type of firm, both vertically …