The Purchasing Power of Money

Fisher, Irving
(1867-1947)
CEE
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Card Catalog Information
First Pub. Date
1911
Publisher
New York: The Macmillan Co.
Pub. Date
1922
Comments
Assisted by Harry G. Brown (Instructor in Political Economy in Yale U.) 2nd edition. Harry G. Brown, assistant.
Copyright
The text of this edition is in the public domain.
About this Book

THE purpose of this book is to set forth the principles determining the purchasing power of money and to apply those principles to the study of historical changes in that purchasing power, including in particular the recent change in "the cost of living," which has aroused world-wide discussion.

If the principles here advocated are correct, the purchasing power of money--or its reciprocal, the level of prices--depends exclusively on five definite factors: (1) the volume of money in circulation; (2) its velocity of circulation; (3) the volume of bank deposits subject to check; (4) its velocity; and (5) the volume of trade. Each of these five magnitudes is extremely definite, and their relation to the purchasing power of money is definitely expressed by an "equation of exchange." In my opinion, the branch of economics which treats of these five regulators of purchasing power ought to be recognized and ultimately will be recognized as an exact science, capable of precise formulation, demonstration, and statistical verification.... [From the Preface to the First Edition]