How can economics save the world? [Fragment of a book]

“This book tells us how economics can aid us build a planet where people live a richer, fuller life. Economics fulfill their promises. It offers real, practical, data-based solutions to serious problems that can aid us in our private, social, business and political lives. These solutions can be idiomatic, innovative and frequently non-intuitive. They are different from others, specified as another social and behavioral sciences," writes Erik Angner in his book “How Economics Can Save the World”.