Here featured are the works of Drs. Alexandre Antonov, Serguei Issakov, Michael Konikov, Serguei Mechkov, Ion Mihai and Michael Spector. These works highlight solutions for the SABR Model in negative rates, new efficiencies for the American Monte Carlo method's calculation of future values, and a universal approach to numerical FVA calculation for portfolios of general instruments with multiple stochastic assets and funding sources.