Resources

Agents
JADE (Java Agent Development Environment)
Objects and Agents Compared
Intelligent Software Agents Lab

Concept of "The Long Tail"
The New Marketplace

Ontology
What is an Ontology?
Protégé, Ontology Creator

Semantic Web
A 'more revolutionary' Web, Victoria Shannon, International Herald Tribune
The Semantic Web, Scientific American, May 2001

Whitepaper

Utilizing real-world knowledge to reduce friction in digital commerce (pdf)