Today there are some providers offering free online courses, which can enrich and open your mind.
One of such providers is https://www.canvas.net/

Uoy can choose a category and look through the available courses.
One that I liked is Common sense economic for life.
DESCRIPTION
The Stavros Center for Economic Education of Florida State University (FSU) and Center for Economic Education and Entrepreneurship of Northern Michigan University will offer a six week cutting-edge, online course in economics and personal finance. Developed by a team of master economic educators, this course is for students who would like to learn more about economics, wealth and prosperity. This 16 module, multi-media course is understandable, easy to navigate, and focuses on what you really need to know about economics and personal finance. It will be taught by a seasoned online instructor.

Objectives

Students who complete this course successfully will be able to:

• Define ethics and various levels of ethics (business, organizational, personal, system)
• Describe values and their influence on ethics
• Explain the importance of roles and responsibilities on ethics
• Discuss ethical dilemmas and unavoidable ethical dilemmas
• Analyze various approaches in making ethical decisions
• Define the ethical decision model
• Apply ethical decision model to various case studies