Wind energy projects represent, currently, a valid opportunity to support United Nations Sustainable Development Goal 7. However, these projects can appear financially unattractive considering the unfavorable meteorological conditions, uncertain electricity market price, uncertain market demand,...

Solar energy projects represent a sustainable investment opportunity. This sustainability aspect becomes stronger if the solar energy projects involve more inhabitants by pursuing at the same time the smart city goal. The valuation of these projects is a very demanding task since they are...