Closed-form formulas for conditional moments of inhomogeneous Pearson diffusion processes

P Sutthimat, K Mekchay - … in Nonlinear Science and Numerical Simulation, 2022 - Elsevier
Diffusion models have been thoroughly studied for their use in seeking stochastic differential
equation (SDE) solutions and investigating their properties, such as moments and …

Analytical formula for conditional expectations of path-dependent product of polynomial and exponential functions of extended Cox–Ingersoll–Ross process

P Sutthimat, S Rujivan, K Mekchay… - Research in the …, 2022 - Springer
This paper proposes an analytical formula for the conditional expectations of path-
dependent product of polynomial and exponential function in the form of∑ j= 0 n λ j (l) rtlje∑ …

Closed-form formula for conditional moments of generalized nonlinear drift CEV process

P Sutthimat, K Mekchay, S Rujivan - Applied Mathematics and …, 2022 - Elsevier
This paper studied a generalized case of the constant elasticity of variance diffusion (CEV)
process whereas the drift term is substantially nonlinear in the short rate. Well-known …

Analytical formulas for conditional mixed moments of generalized stochastic correlation process

A Duangpan, R Boonklurb, K Chumpong, P Sutthimat - Symmetry, 2022 - mdpi.com
This paper proposes a simple and novel approach based on solving a partial differential
equation (PDE) to establish the concise analytical formulas for a conditional moment and …

Analytically computing the moments of a conic combination of independent noncentral chi-square random variables and its application for the extended Cox–Ingersoll …

S Rujivan, A Sutchada, K Chumpong… - Mathematics, 2023 - mdpi.com
This paper focuses mainly on the problem of computing the γ th, γ> 0, moment of a random
variable Y n:=∑ i= 1 n α i X i in which the α i's are positive real numbers and the X i's are …

Analytically pricing formula for contingent claim with polynomial payoff under ECIR process

F Nualsri, K Mekchay - Symmetry, 2022 - mdpi.com
Contingent claims, such as bonds, swaps, and options, are financial derivatives whose
payoffs depend on uncertain future real values of underlying assets which emphasize …

Analytical Formulas Using Affine Transformation for Pricing Generalized Swaps in Commodity Markets with Stochastic Convenience Yields

A Duangpan, R Boonklurb, U Rakwongwan… - Symmetry, 2022 - mdpi.com
This paper presents analytical formulas for pricing generalized swaps, including the moment
swap, gamma swap, entropy swap and self-quantoed variance swap. The formulas are …

Simple closed-form formulas for conditional moments of inhomogeneous nonlinear drift constant elasticity of variance process

K Chumpong, R Tanadkithirun, C Tantiwattanapaibul - Symmetry, 2022 - mdpi.com
The stochastic differential equation (SDE) has been used to model various phenomena and
investigate their properties. Conditional moments of stochastic processes can be used to …

Closed-form formula for the conditional moments of log prices under the inhomogeneous Heston model

K Chumpong, P Sumritnorrapong - Computation, 2022 - mdpi.com
Several financial instruments have been thoroughly calculated via the price of an underlying
asset, which can be regarded as a solution of a stochastic differential equation (SDE), for …

Pricing and Hedging Index Options under Mean-Variance Criteria in Incomplete Markets

P Yamphram, P Sutthimat, U Rakwongwan - Computation, 2023 - mdpi.com
This paper studies the portfolio selection problem where tradable assets are a bank account,
and standard put and call options are written on the S&P 500 index in incomplete markets in …