Otto Hieronymi Books

"The book argues that a successful monetary and banking reform requires: a rollback of monetary nationalism and return to monetary internationalism; trust in the banking system with its basic funct...

New Economic Nationalism

By Otto Hieronymi

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International Debt Economic Financial Monetary Political And Regulatory Aspects

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"This book provides an up-to-date, in-depth analysis of the nature of the international debt issue, the current situation, and of the way out of the current profound crisis. Written by an internati...

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.