I On the Origin of the Ideas.- 1. Origin in mathematical economics and mathematical physics..- 2. Theory of motion in physics: Galileo, Newton, Euler, Lagrange, Hamilton..- 3. Principle of Statics in economics and mechanics..- 4. Idea of central principle of motion for economics..- 5. Present theory differert from that of Samuelson and Hicks..- 6. Ramseys equations of motion..- 7. Fishers dynamical theory of valuation..- 8. Duality between allocation and valuation in statics and dynamics..- 9. Relation of present theory to dynamic programming and optimal control theory..- 10. Conclusion.- II On the Objective Function of an Economic System.- 11. Importance of general theory of motion..- 12. Influence of uncertainty on motion: first condition..- 13. Concept of economic system..- 14. Objective function and constraints: second condition..- 15. Eulers method eliminates the constraints..- 16. First example, motion of corporation..- 17. Second example, motion of aggregate economy..- III On the Principle of Stationary Present Value.- 18. Basic motive underlying motion is summarised in Axiom of Rational Choice: third condition..- 19. The basic Principle of Motion is the Principle of Stationary Present Value..- 20. Pure Allocation Equations of motion..- 21. Convexity condition..- 22. Example, equations of motion of corporation..- 23. Economic, interpretation..- 24. Example, equations of motion of aggregate economy..- 25. Relation of present theory to analytical mechanics; Principle of Stationary Action, Lagranges equations of motion.- IV On the Duality of Motion: Allocation and Valuation.- 26. Fishers dynamical theory of valuation: the Valuation Principle..- 27. The Maximum Principle and the Dual Equations of motion..- 28. Geometric interpretation of dual theory..- 29. Example of geometric interpretation..- 30. The Principal Function, the Present Value Function and the fundamental valuation equation..- 31. Example, dual theory for corporation..- 32. Example, dual theory ls+