This report seeks to analyse the renewable energy auction mechanisms applied in the Mediterranean basin and in other countries worldwide. It describes various types and aspects of renewable energy auction schemes, drawing on the actual experiences of the countries under study. It also assesses the applicability of different auction types to renewable support under different market countries, identifying the strengths and weaknesses of RES-E auctions. Furthermore, it determines the auction types and design specifications that suit particular requirements and policy targets in each country under the study.