Robert Ekelund Books

A History of Economic Theory and Method

By Robert B. Ekelund Jr.

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Art Interrupted

By Dennis Harper

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"The catalogue for Art Interrupted includes a foreword from the three directors of the museums that collaborated to achieve this long awaited curatorial endeavor, as well as essays by Dennis Harper...

Historia de la teoria economica y de su metodo

By Robert Ekelund

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3a. ed.

Classics in Economic Thought

By Robert B. Ekelund Jr., Robert Ekelund

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Income Inequality in America

By John Early, Phil Gramm, Robert Ekelund

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Myth of American Inequality

By John Early, Phil Gramm, Robert Ekelund

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History of Economic Theory and Method

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.