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### Contents

One The Nature of Mathematical Economics | 3 |

Four Linear Models and Matrix Algebra | 59 |

Five Linear Models and Matrix Algebra continued | 95 |

Copyright | |

45 other sections not shown

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### Common terms and phrases

analysis apply axis chain rule choice variables coefficient coeﬂicients column comparative statics comparative-static derivatives concave constant constraint convex set curve deﬁned deﬁnite demand denoted determinant diagram difference equation difference quotient differential equation discussion domain dy/dz economic elasticity elements equilibrium evaluated Example EXERCISE exogenous variables exponential expression feasible region fimction ﬁnd ﬁnding ﬁrm ﬁrst ﬁrst-order condition ﬁxed fulﬁlled function f given graph identical implicit function implicit-function inequality input inverse isoquant Kuhn-Tucker lim q limit linear program marginal mathematical matrix maximization maximum minimum multiplier negative nonnegative nonzero objective function optimal solution output parameters partial derivatives particular integral path payoff payoff matrix polynomial positive problem proﬁt quadratic quadratic form quotient reader respect result rule satisﬁed second derivative second-order condition slope solved speciﬁc substitution symbol theorem total derivative total differential vector write zero