With a sharp focus on sustainability, this book offers a nuanced understanding of the intricate interplay between economics and the evolving energy landscape. Editors Farhad Taghizadeh-Hesary, Ehsan Rasoulinezhad and Naoyuki Yoshino bring together a diverse range of authors to address emerging priorities in the energy sector, such as sustainability, transitions and energy security.Offering valuable insights, this book provides readers with a holistic understanding of the economic implications and opportunities inherent in sustainable energy practice. Chapter authors cover important facets of modern energy economics, including topics such as renewable energy, energy transitions, electricity markets, energy security, finance and investment. Providing a thorough assessment of the present research landscape, the book also explores significant trends and contemporary issues, drawing from state-of-the-art discussions.This is an invigorating read for energy economics researchers, as well as economics and finance scholars more broadly. Policymakers and energy analysts will also greatly benefit from the book’s focus on sustainability, transitions and security.