Paul R. Krugman Books

Paul Krugman argues that the unwillingness of mainstream economists to think about what they could not formalize led them to ignore ideas that turn out, in retrospect, to have been very good ones....

The Age of Diminished Expectations, Third Edition

By Paul R. Krugman

Average: 0.00, 0 Ratings

Trade Policy and Market Structure

By Elhanan Helpman

Average: 0.00, 0 Ratings

This sequel to Market Structure and Foreign Trade examines the new international trade's applied side. It provides a compact guide to models of the effects of trade policy in imperfectly competitiv...

Strategic Trade Policy and the New International Economics

Average: 0.00, 0 Ratings

The Age of Diminished Expectations: U.S. Economic Policy in the 1990's

By Paul R. Krugman

Average: 0.00, 0 Ratings

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.