1. 18- Simultaneous Differential Equations and Difference -The Genesis of Dynamic Systems -Solving Simultaneous Dynamic Equations -Dynamic Input-Output Models -The Inflation-Unemployment Model Once More -Two-Variable Phase Diagrams -Linearization of a Nonlinear Differential-Equation System

2. 19- Linear programming Mathematical Programming - Simple Examples of Linear Programming - General Formulation of Linear Programs - Convex Sets and Linear Programming - Simplex Method: Finding the Extreme Points - Simplex Method: Finding the Optimal Extreme Point - Further Notes on the Simplex Method

3. 20- Linear Programming (Continued) -Duality -Economic Interpretation of a Dual -Inflation and Unemployment in Discrete Time -Activity Analysis : Micro Level

4. The Greek Alphabet Mathematical Symbols A Short Reading List Answers to Selected Exercise Problems Index