# Researches into the Mathematical Principles of the Theory of Wealth

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RESEARCHES

INTO THE

MATHEMATICAL PRINCIPLES

OF THE

THEORY OF WEALTH

BY

AUGUSTIN COURNOT

1838

TRANSLATED BY NATHANIEL T. BACON

WITH A

BIBLIOGRAPHY OF MATHEMATICAL ECONOMICS

BY IRVING FISHER

New York

THE MACMILLAN COMPANY

LONDON: MACMILLAN & CO., Ltd.

1897

*All rights reserved*

Copyright, 1897,

By THE MACMILLAN COMPANY.

CONTENTS

CHAPTER | PAGE | |

Preface | 1 | |

I. | Of Value in Exchange or of Wealth in General | 7 |

II. | Of Changes in Value, Absolute and Relative | 18 |

III. | Of the Exchanges | 29 |

IV. | Of the Law of Demand | 44 |

V. | Of Monopoly | 56 |

VI. | Of the Influence of Taxation on Commodities produced under a Monopoly | 67 |

VII. | Of the Competition of Producers | 79 |

VIII. | Of Unlimited Competition | 90 |

IX. | Of the Mutual Relations of Producers | 99 |

X. | Of the Communication of Markets | 117 |

XI. | Of the Social Income | 127 |

XII. | Of Variations in the Social Income, resulting from the Communication of Markets | 150 |