Supply and demand curve dataset involved in manuscript 'Approximation of aggregate curves in the electricity market relying on node selection'

Spanish day-ahead electricity market in the period 2016 – 2020 is studied in our research. Prices and quantities are scaled by the maximum values observed within the sample, regardless of whether they belong to supply or demand offers. The RData files are provided since R was used in the analysis. For those unfamiliar with R, the converted CSV files are also provided.