This paper investigated the driving force of diffusion in smart phone market by analysing usage of them and making their component model. Main findings are following four: 1) In Korea and Japan their average smart phones' traffic per user has been the world's highest level. But its diffusion...

Supply relations are often governed by so-called relational contracts. These are informal agreements sustained by the value of future cooperation. Although relational contracts persist in practice, research on these types of contract is only emerging in Operations and Supply Chain Management....