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| Preface | |
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| Features of the Book | |
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| List of MathEcon Screens | |
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| List of Excel Worksheets | |
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| Functions in Economics | |
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| Introduction | |
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| Coordinates and Graphs | |
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| Variables and Functions | |
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| Basic Rules of Algebra | |
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| Fractions and Sharing | |
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| Powers and Indices | |
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| Functions of More Than One Variable | |
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| Economic Variables and Functions | |
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| Total and Average Revenue | |
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| Total and Average Cost | |
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| Profit | |
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| Production Functions, Isoquants and the Average Product of Labour | |
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| Functions in Excel | |
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| Chapter 1 Answers to Practice Problems | |
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| Equations in Economics | |
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| Introduction | |
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| Rewriting and Solving Equations | |
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| Substitution | |
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| Demand and Supply | |
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| Cost-Volume-Profit Analysis | |
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| Linear Equations | |
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| Budget Lines | |
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| Constant Substitution Along a Line | |
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| Quadratic Equations | |
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| Intersection of MC with MR or AVC | |
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| Simultaneous Equations | |
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| Simultaneous Equilibrium in Related Markets | |
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| Exponential Functions | |
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| Logarithmic Functions | |
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| Plotting and Solving Equations in Excel | |
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| Chapter 2 Answers to Practice Problems | |
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| Macroeconomic Models | |
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| Introduction | |
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| Notation and Model Specification | |
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| Identifying Equilibrium Income | |
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| Keynesian Cross Model | |
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| IS-LM Analysis | |
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| Chapter 3 Answers to Practice Problems | |
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| Changes, Rates, Finance and Series | |
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| Introduction | |
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| Percentage Changes | |
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| Simple and Compound Interest | |
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| Annual Equivalent Rate | |
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| Nominal and Real Interest Rates | |
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| Growth Rates and Logarithms | |
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| Depreciation | |
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| Net Present Value | |
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| Series | |
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| Savings and Loans with Regular Payments | |
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| Prices of Bills and Bonds and the Rate of Interest | |
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| Financial Calculations with Excel | |
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| Chapter 4 Answers to Practice Problems | |
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| Differentiation in Economics | |
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| Introduction | |
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| Using Differentiation in Economics | |
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| The Basic Rules of Differentiation | |
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| Application to Economic Analysis | |
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| Utility Functions | |
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| Revenue Functions | |
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| Short-run Production Functions | |
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| Cost Functions | |
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| Point Elasticity of Demand and of Supply | |
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| Investment Multiplier | |
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| Chapter 5 Answers to Practice Problems | |
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| Maximum and Minimum Values | |
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| Introduction | |
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| Identifying Maximum and Minimum Turning Points | |
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| Maximum Total Revenue | |
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| Maximum Profit | |
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| Minimum Average Cost | |
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| Average and Marginal Product of Labour | |
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| Tax Rate which Maximizes Tax Revenue | |
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| Minimizing Total Inventory Costs | |
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| Chapter 6 Answers to Practice Problems | |
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| Further Rules of Differentiation | |
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| Introduction | |
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| The Chain Rule | |
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| The Product Rule | |
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| The Quotient Rule | |
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| Marginal Revenue, Price Elasticity and Maximum Total Revenue | |
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| Optimal Production and Cost Relationships | |
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| Exponential and Natural Logarithmic Functions | |
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| Applications to Economic Analysis | |
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| Chapter 7 Answers to Practice Problems | |
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| Partial Differentiation in Economics | |
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| Introduction | |
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| Partial Derivatives | |
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| Small Increments Formula | |
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| Multipliers | |
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| Differentials and Implicit Differentiation | |
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| Slope of an Indifference Curve | |
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| Elasticities | |
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| Logarithmic Demand Functions | |
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| Long-run Production Functions | |
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| Second Order Partial Derivatives | |
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| Optimization of Multivariate Functions | |
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| Price Discriminating Monopoly | |
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| Chapter 8 Answers to Practice Problems | |
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| Constrained Maxima and Minima | |
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| Introduction | |
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| Substitution Method | |
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| Lagrange Multiplier Method | |
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| Chapter 9 Answers to Practice Problems | |
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| Integration in Economics | |
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| Introduction | |
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| Rules of Integration | |
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| Finding Total Functions from Marginal Functions | |
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| Area Under a Curve | |
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| Definite Integrals in Economics | |
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| Chapter 10 Answers to Practice Problems | |
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| Linear Programming | |
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| Introduction | |
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| Formulating Linear Programming Problems | |
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| Graphical Solution | |
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| The Optimal Solution and the Feasible Set | |
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| Using Excel Solver | |
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| Sensitivity Analysis | |
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| Minimization Subject to Constraints | |
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| Chapter 11 Answers to Practice Problems | |
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| Matrices in Economics | |
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| Introduction | |
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| Matrices and Vectors | |
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| Matrix Addition and Subtraction | |
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| Multiplication of Matrices | |
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| Handling Equation Systems | |
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| Determinants | |
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| Matrix Inversion | |
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| Systems of Equations in Economics | |
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| Matrix Operations in Excel | |
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| Chapter 12 Answers to Practice Problems | |
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| Index | |