Ethiopia’s energy sector faces critical challenges to meeting steadily increasing demand given limited infrastructure, heavy reliance on hydroelectric power, and underdevelopment of alternative energy resources. The main aim of this paper is to investigate an optimal least cost investment...

This research reviews relevant literature on the current state and effectiveness of developing renewable energy on energy security in general, and on energy security in the European Union in particular. The paper elaborates on primary energy import sources, possible alternatives, and how energy...