E-Commerce Technology: Back to a Prominent Future

E-commerce is a big business with a growing market size and has been a major driving force in the IT industry for the past decade. Companies now need to provide online shopping or marketing Web presence to allow for direct customer connections. In this article, the author reviews some primary e-commerce technologies, including auctions, negotiation, recommender systems, automated shopping, and trading. This paper also looks at how Web 2.0 provides new e-commerce opportunities.