For non-economists, it is often difficult to understand why economists place so much emphasis on the self-interest motive. It is obvious that people act out of a variety of motives - gratitude, anger, social obligation and many, many other motives. There are several reasons why economists still...

1. Introduction -- 2. History of Concepts and Principles -- 3. Contemporary Institutional and Evolutionary Concepts and Principles -- 4. Global Coronavirus Pandemic Crisis -- 5. Climate Change -- 6. Corruption -- 7. Artificial General Intelligence and Autonomous Humanoid Robotics -- 8. Policy...