I Theory and Fundamentals.- 1 Variational Inequality Theory.- 2 Algorithms.- II Partial Equilibrium - Perfect Competition.- 3 Spatial Price Equilibrium.- 4 Traffic Network Equilibrium.- 5 Migration Equilibrium.- III Partial Equilibrium - Imperfect Competition.- 6 Oligopolistic Market Equilibrium.- IV General Equilibrium.- 7 Walrasian Price Equilibrium.- 8 Financial Equilibrium.- V Estimation.- 9 Constrained Matrix Problems.