This book contains 17 articles on stochastic processes (stochastic calculus and Malliavin calculus, functionals of Brownian motions and Lévy processes, stochastic control and optimization problems, stochastic numerics, and so on) and their applications to problems in mathematical finance.The proceedings have been selected for coverage in:• Index to Scientific & Technical Proceedings® (ISTP® / ISI Proceedings)• Index to Scientific & Technical Proceedings (ISTP ROM version / ISI Proceedings)• Index to Social Sciences & Humanities Proceedings® (ISSHP® / ISI Proceedings)• Index to Social Sciences & Humanities Proceedings (ISSHP ROM version / ISI Proceedings)• CC Proceedings — Engineering & Physical SciencesContents:Enlargement of Filtrations and Models for Insider Trading (A Kohatsu-Higa)Variational Equality and Portfolio Optimization for Price Processes with Jumps (H Kunita)A New Simulation Method of Diffusion Processes Applied to Finance (S Kusuoka & S Ninomiya)Risky Fraction Processes and Problems with Transaction Costs (H Nagai)A Benchmark Framework for Risk Management (E Platen)On Dufresne's Perpetuity, Translated and Reflected (P Salminen & M Yor)Some Problems Related to the Black-Scholes Type Security Markets (J Yong)and other papersReadership: Graduate students and researchers in the fields of stochastic processes and mathematical finance.