On the fiber product of Young measures with application to a control problem with measures -- The compactness of Pr(K) -- Recursive methods in probability control -- Approximation of expectation of diffusion processes based on Lie algebra and Malliavin calculus -- Optimal solutions of the Monge problem -- Valuation of mortgage-backed securities based on unobservable prepayment costs -- Fixed point theorems in Hausdorff topological vector spaces and economic equilibrium theory -- Monetary equilibrium with buying and selling price spread without transactions costs -- Instructions for Authoers.