Here is the essence of economics, arranged alphabetically for easy reference and written with the clarity and authority for which "The Economist is renowned. "Essential Economics contains the substantive information that those in business, finance, and other professions need to understand. For many, "the joy of economics is a contradiction in terms. Yet in a compelling introduction, Matthew Bishop, business editor at "The Economist, offers a lively explanation of what economics is about and covers its applicability in modern business. This is followed by an expansive A--Z with several hundred entries that explain the essentials of economics as well as some of its more-arcane aspects. Packaged attractively in a paperback with flaps, "Essential Economics is a clear, concise reference that complements any business library.