Methods for Investigation of Dependencies between Attributes in Databases

This paper surveys research in the field of data mining, which is related to discovering the dependencies between attributes in databases. We consider a number of approaches to finding the distribution intervals of association rules, to discovering branching dependencies between a given set of attributes and a given attribute in a database relation, to finding fractional dependencies between a given set of attributes and a given attribute in a database relation, and to collaborative filtering.

Rules of origin in economic integration agreements signed by countries belonging to the Latin American Integration Association

This article refers to rules of origin included in the main Economic Integration Agreements signed by members of the Latin American Integration Association (LAIA). Issues relating to trade facilitation and reduction of transaction costs of international trade in goods are also discussed.The author is on the staff of the International Trade and Integration Division of ECLAC.