发一个top paper 先看目录 Contents Introduction Basic Stochastic Processes: GBM GARCH Models Jump Diffusion Models Variance Gamma process The Mean Reverting Behaviour Mean Reversion-The Vasicek Model Mean Reversion-The Exponential Vasicek Model Mean Reversion-The CIR Model Mean Reversion and Fat Tails together 这个paper由浅入深，涵盖了所有基础金融模型，在fat tail的问题上讲得很深入，而且对于每个模型，都附上了parameter estimation和parameter calibration的MATLAB程序，非常详细