This chapter presents the economic aspects of converting citrus waste into biofuels, an area of growing relevance for sustainability. The transformation of citrus waste into a valuable energy resource is analyzed from the perspective of the bioeconomy and the biorefinery concept. A detailed cost-benefit analysis is presented, weighing production costs against the benefits of selling biofuels and by-products. The text addresses the challenges and investment opportunities, highlighting the development of more efficient technologies and the optimization of processes. Finally, the market potential and large-scale implementation are explored, emphasizing the contribution to energy security and the circular economy, and aiming to provide a clear roadmap for the economic exploitation of this waste.