A fractional version of the Cox–Ingersoll–Ross interest rate model and pricing double barrier option with Hurst index H∈(23,1)

2018 ◽  
Vol 48 (9) ◽  
pp. 2254-2266 ◽  
Author(s):  
Somayeh Fallah ◽  
Ali Reza Najafi ◽  
Farshid Mehrdoust
Author(s):  
Udeme O. Ini ◽  
Obinichi C. Mandah ◽  
Edikan E. Akpanibah

This paper studies the optimal investment plan for a pension scheme with refund of contributions, stochastic salary and affine interest rate model. A modified model which allows for refund of contributions to death members’ families is considered. In this model, the fund managers invest in a risk free (treasury) and two risky assets (stock and zero coupon bond) such that the price of the risky assets are modelled by geometric Brownian motions and the risk free interest rate is of affine structure. Using the game theoretic approach, an extended Hamilton Jacobi Bellman (HJB) equation which is a system of non linear PDE is established. Furthermore, the extended HJB equation is then solved by change of variable and variable separation technique to obtain explicit solutions of the optimal investment plan for the three assets using mean variance utility function. Finally, theoretical analyses of the impact of some sensitive parameters on the optimal investment plan are presented.


2021 ◽  
Vol 6 (6) ◽  
pp. 5750-5761
Author(s):  
Kazem Nouri ◽  
◽  
Milad Fahimi ◽  
Leila Torkzadeh ◽  
Dumitru Baleanu ◽  
...  

2021 ◽  
Author(s):  
Brennan Scott Thompson

Nonparametric estimation and specification testing of a two-factor interest rate model


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