E-mail is an efficient communication tool, but at the same time it is an efficient vehicle for Internet pollution in the form of spam—unsolicited, bulk e-mailings. Spam is a global phenomenon, and debate about possible means of controlling it is lively. Spammers impose a negative externality...

Set by government, corporate, financial, and individual sources, venture capitals(VCs) in South Korea adapted themselves to a new and uncertain VC market through stand-alone as well as syndicated investments. This study raises questions about whether the various financial sources differentially...

Introduced in the mobile telecommunications market across world, mobile virtual network operators (MVNOs) are considered an effective way to promote competition. However, possible adverse consequences for infrastructure investment of mobile network operators (MNOs) create concern. In this paper,...

To develop renewable energy technologies for sustainable economic growth as well as environmental solutions, firms must consider domestic technological diffusion and foreign trade competitiveness. In this paper, we identify interrelations between domestic R&D and international trade as well as...