A brief history of the barter system and how coins and currency came into use. Includes links to related topics on the use of money.

Use this lesson to learn more about the Hawaiian economics system. Learn how they developed and used this specialized type of money system. "In this lesson, you will learn how specialization and division of labor increased productivity and made barter possible in the traditional Hawaiian economy."

Introduction to Sociology 2e adheres to the scope and sequence of a typical, one-semester introductory sociology course. It offers comprehensive coverage of core concepts, foundational scholars, and emerging theories, which are supported by a wealth of engaging learning materials. The textbook presents detailed section reviews with rich questions, discussions that help students apply their knowledge, and features that draw learners into the discipline in meaningful ways. The second edition retains the book’s conceptual organization, aligning to most courses, and has been significantly updated to reflect the latest research and provide examples most relevant to today’s students. In order to help instructors transition to the revised version, the 2e changes are described within the preface.

Understand types of economic systems and their historical development
Describe capitalism and socialism both in theory and in practice
Discussion how functionalists, conflict theorists, and symbolic interactionists view the economy and work

From the Smithsonian, this site offers lessons and resources on currency, its use (in the form of gold dust, salt, or metal objects) as an instrument of trade in historic Africa, and its requirements as an instrument of trade in the classroom.