An open online textbook, divided into 38 chapters, drawn from various open educational sources including MIT Open CourseWare and Wikipedia, and curated by "subject matter experts, like professors, PhDs and Master’s students." One section deals with controversies in economics (with a US focus), such as "should the Government maintain a balanced budget?" Development of the textbook stopped in 2017 and the book was archived in this version.
This textbook is both freely available and extensively peer-reviewed. It aims to cover "the scope and sequence for a two-semester principles of economics course." It claims "a balanced approach to micro and macro economics, to both Keynesian and classical views, and to the theory and application of economics concepts." Officially published in March 2014, it was updated in 2017 to reflect current events. Its US origin is reflected in the choice of examples. It can be freely downloaded or viewed in a variety of formats, and an interactive version is available through the Apple iBookstore. A test bank, set of PowerPoint slides, and solutions booklet are available to lecturers on request.
A 31-chapter principles textbook that focuses on real-world examples and introduces each theory point by first discussing an application. It can be downloaded& as a single PDF file or viewed online. It was published in 2012 by the Saylor Foundation, an educational charity.
