Optimal Day-Ahead Bidding In the MIBEL's Multimarket Energy Production System

the Iberian Electricity Market (MIBEL) through different mech anisms and pools: the bilateral contracts, the physical derivatives products at the Derivatives Market, the bids to the Day-Ahead Market, the Intraday Markets or the Ancillary Services Markets. From the short-term generation planning point of view, the most important problem to solve is the bidding strategy for the Day Ahead Market (DAM) given that the 85 % of the physical energy traded in Spain is negotiated in it, but this participation cannot be tackled independently of other subsequent markets. Index Terms-electricity spot markets, bidding strategies, stochastic programming, physical futures contracts, bilateral contracts. I