1 Introduction and Summary -- 2 Mathematical Programming and Duality Theory -- 3 Stochastic Linear Programming Models -- 4 Some Linear Programs in Probabilities and Their Duals -- 5 On Integrated Chance Constraints -- 6 On The Behaviour of the Optimal Value Operator of Dynamic Programming -- 7 Robustness against Dependence in Pert -- 8 A Dual of a Dynamic Inventory Control Model: The Deterministic and the Stochastic Case -- List of Optimization Problems.