David E. M. Sappington Books

Economics of Regulation and Antitrust, fifth edition

By David E. M. Sappington, Joseph E. Harrington Jr., W. Kip Viscusi

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A thoroughly revised and updated edition of the leading textbook on government and business policy, presenting the key principles underlying sound regulatory and antitrust policy.Regulation and ant...

Designing Incentive Regulation for the Telecommunications Industry

By David Edward Michael Sappington

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The American Enterprise Institute's Studies in Telecommunications Deregulation present new research on telecommunications policy, with particular emphasis on reforms of federal and state regulatory...

Designing Incentive Regulation for the Telecommunications Industry

By Dennis L. Weisman, David E. M. Sappington

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Economics of Regulation and Antitrust

By David E. M. Sappington, Joseph E. Harrington Jr., W. Kip Viscusi

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Economics of Regulation and Antitrust, fifth edition

By David E. M. Sappington, W. Kip Viscusi, Joseph E. Harrington

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Economic Policy

By J. Lesourne

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Information Economics

By David Sappington, Michael R. Baye

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Designing Regulatory Policy

By David E. M. Sappington, David Besanko

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Designing Regulatory Policy

By David E. M. Sappington, David Besanko

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Designing Regulatory Policy

By David E. M. Sappington, David Besanko

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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.