Lawrence H. Summers Books

Evolution or Revolution?

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Leading economists discuss post–financial crisis policy dilemmas, including the dangers of complacency in a period of relative stability.The Great Depression led to the Keynesian revolution and dra...

Photography at The Bauhaus

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Tax Policy & the Economy

By Lawrence H. Summers

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Understanding Unemployment

By Lawrence H. Summers

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Tax Policy and the Economy , Volume 2

By Lawrence H. Summers

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Tax Policy and the Economy

By Lawrence H. Summers

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Tax Policy and the Economy

By Lawrence H. Summers

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Tax Policy and the Economy

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Tax Policy and the Economy, Vol. 1

By Lawrence H. Summers

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Tax Policy and the Economy, Vol. 3

By Lawrence H. Summers

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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.