Software Agents and Contracts

In the current economical context, characterized by the existence of a global society, the access to information is crucial for any economical and social development; yet, important technological challenges still remain. The representation, maintenance, and querying of information is a central part of this problem. How can we obtain the adequate information at the adequate time? How can we supply the correct items for the correct people at the correct time? How and where can we get the relevant information for a good decision-making? The organizations focus their competences in strategical areas and have recourse to external supplies, cooperating with sporadic partners, with the objective of reducing costs, risks, and technological faults or maximizing