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Optimal closing of a pair trade with a model containing jumps
short position investment strategy financial industry
2010/4/28
A pair trade is a portfolio consisting of a long position in one asset and a short position in another, and it is a widely applied investment strategy in the financial industry. Recently, Ekstr\"om, L...
A proof of a conjecture in the Cramér-Lundberg model with investments
Cramer-Lundberg model ruin probabilit
2010/4/27
In this paper, we discuss the Cram\'er-Lundberg model with investments, where the price of the invested risk asset follows a geometric Brownian motion with drift $a$ and volatility $\sigma> 0.$ By ass...
A simple model of mortality trends aiming at universality: Lee Carter + Cohort
mortality trends Lee Carter + Cohort universality
2010/4/27
The Lee Carter modelling framework is widely used because of its simplicity and robustness despite its inability to model specific cohort effects. A large number of extensions have been proposed that ...