Research Interests

• Mathematical Statistics 
— Higher order asymptotic expansion
Statistic analysis on infinite variance data
High dimension data analysis 

• Time Series Analysis
 Prediction problem of stationary processes
Time Series Analysis under non-regular case
On the validity of models
Estimation Problem on heavy tailed time series
 Robust methods for frequency domain

• Financial Engineering
— Optimal portfolio for large-scale fund
Optimal portfolio under the multi-period model

© YanLiu 2020