Principles of Macroeconomics 2e covers the scope and sequence of most introductory economics courses. The text includes many current examples, which are handled in a politically equitable way. The outcome is a balanced approach to the theory and application of economics concepts. The second edition has been thoroughly revised to increase clarity, update data and current event impacts, and incorporate the feedback from many reviewers and adopters. Changes made in Principles of Macroeconomics 2e are described in the preface and the transition guide to help instructors transition to the second edition. The first edition of Principles of Macroeconomics by OpenStax is available in web view here.

By the end of this section, you will be able to:

Interpret a circular flow diagram
Explain the importance of economic theories and models
Describe goods and services markets and labor markets

Psychology is designed to meet scope and sequence requirements for the single-semester introduction to psychology course. The book offers a comprehensive treatment of core concepts, grounded in both classic studies and current and emerging research. The text also includes coverage of the DSM-5 in examinations of psychological disorders. Psychology incorporates discussions that reflect the diversity within the discipline, as well as the diversity of cultures and communities across the globe.Senior Contributing AuthorsRose M. Spielman, Formerly of Quinnipiac UniversityContributing AuthorsKathryn Dumper, Bainbridge State CollegeWilliam Jenkins, Mercer UniversityArlene Lacombe, Saint Joseph's UniversityMarilyn Lovett, Livingstone CollegeMarion Perlmutter, University of Michigan

By the end of this section, you will be able to:

Explain how scientific research addresses questions about behavior
Discuss how scientific research guides public policy
Appreciate how scientific research can be important in making personal decisions

Play a game of concentration by matching terms used in the scientific method to their proper description.

University of Nottingham's Dr. Richard Hill explains magnetic susceptibility and how, using a powerful magnet, he can make a drop of beer to levitate. [7:58]

Physicists and astronomers have different views of photons, what they are, and how they behave. Watch as three University of Nottingham scientists discuss the nature of photons and why the study of light is important. [8:32]

This site clearly explains the concept of Social Darwinism, then asks students to evaluate its implications in an example. Good lesson in critical thinking and philosophy.

This pathway introduces you to the virtual lab simulations available on LabXchange, and how these simulations can be used to teach lab skills like gel electrophoresis.

This site from the Theory Into Practice website explains the concept of Social Learning Theory developed by Albert Bandura. Includes basic principles and examples with links to additional information.

A definition and supporting details explaining what sociocultural theory is and its role in the world. Russion scientist Lev Vygotsky initiatedthe study of the sociocultural theory.

A very good explanation of the scientific process and the differences between science and non-science. This is a concise and clearly written description.