3 papers
q-fin.RM2026
Pricing Temperature-Index Insurance under Long Memory and Stochastic Time Change
Nader Karimi, Foad Shokrollahi
This paper develops a unit-consistent actuarial framework for pricing capped cumulative temperature-index insurance under long-range dependence and stochastic variability. Daily te…
q-fin.RM2026
Optimal Surplus Management for Insurers under Stochastic Interest Rates and Jump-Driven Liabilities
Nader Karimi, Foad Shokrollahi, Masoumeh Shahmoradi
This paper investigates the optimal surplus management problem of an insurance company operating in a financial market with stochastic interest rates and jump-driven liabilities. T…
q-fin.RM2026
Pricing Excess-of-Loss Reinsurance and CAT Bonds under Climate Uncertainty: A Cox Process Framework with Temperature-Dependent Stochastic Intensity
Nader Karimi, Foad Shokrollahi
This paper develops a climate-aware pricing framework for excess-of-loss (XL) reinsurance contracts and catastrophe (CAT) bonds under non-stationary catastrophe risk. Catastrophe a…