This document brings together information on the financial derivative products used by entities in the Argentine Financial System as of December 2007: amounts in negotiable notionals, types of contracts, objectives of the operations carried out, underlying assets, types of settlement, terms of operations, trading areas or counterparties and the terms originally agreed as well as the residual terms of the current operations; its data source being the “Annex O – Information Regime (RI) Quarterly Balance – Annual Publication”.