Distortion risk measures are extensively used in finance and insurance applications because of their appealing properties.We present three methods to construct new class of distortion functions and me
The paper will combine theoretical research work in mathematics and actual needs in finance,and systematically study various estimation methods in semi-parametric model and its application in financia
This paper investigates a spectrally negative Lévy risk model with regulation imposed by a regulatory authority,who exercises a regulation barrier and penalties with cost.
A test statistic based on an empirical likelihood,proposed for autoregressive models with the variance of errors scaled by an unknown nonparametric time-varying function,is stable that means not to be