Sell Globally and Shop Globally have been seen as a potential benefit of web-enabled electronic business. One important step toward realizing this benefit is to know how things are selling in various parts of the world. A global price comparison service would address this need. But there have...

Cyber attacks are increasing in frequency, sophistication, and impact. Defending against them requires a new perspective on the attacks and the attackers. By applying a value-chain lens to the problem, we can better understand the dark web as an ecosystem in which well-orchestrated attacks are...

The development of web technology has led to the emergence of web aggregation, a service that collects existing web data and turns them into more useful information. We review the development of both comparison and relationship aggregation and discuss their impacts on various stakeholders. The...