Research Areas：financial econometrics, nonlinear time series analysis, network and big data
Office: Room 203-B, Weiqing Building
- Associate Professor, Center for Statistical Science, Tsinghua University, 12/2016 - present.
- Assistant Professor, Center for Statistical Science, Tsinghua University, 11/2015 – 12/2016.
- Assistant Professor, Yau Mathematical Sciences Center, Tsinghua University, 09/2013 – 10/2015.
- Hong Kong University of Science and Technology, Hong Kong (2010)
- Academy of Mathematics and Systems Science, Chinese Academy of Sciences (2005)
- Qufu Normal University (2002)
Research and Visiting Experience
- 2019/07-2019/08 University of Hong Kong, Research Associate
- 2018/08-2018/08 University of Hong Kong, Research Associate
- 2017/08-2017/09, University of Hong Kong, Research Associate
- 2015/10-2015/10, Hong Kong University of Science and Technology, Visiting Scholar.
- 2013/02-2013/08, Hong Kong University of Science and Technology, Visiting Scholar.
- 2012/05-2012/05, London School of Economics & Political Science, Visiting Scholar.
- 2011/08-2013/02, University of Iowa, Post-doc Fellow.
- 2011/02-2011/07, Hong Kong University of Science and Technology, Post-doc Fellow.
- 2005/09-2006/05, Hong Kong University of Science and Technology, Research Assistant.
- Financial Econometrics
- Nonlinear Time Series Analysis
- Network and Big Data
- Li, D., Ling, S., Tong, H. and Yang, G.R. (2019). On Brownian motion approximation of compound Poisson processes with applications to threshold models. Advances in Decision Sciences 23.
- Li, D. and Tong, H. (2019). On an absolute autoregressive model and skew symmetric distributions. Statistica.
- Zhou, J., Li, D.*, Pan, R. and Wang, H. S. (2019). Network GARCH model. Statistica Sinica.
- Yang, Y. and Li, D.* (2019). Self-weighted LAD-based inference for heavy-tailed continuous threshold autoregressive models. Journal of Time Series Analysis.
- Li, D. and Zhu, K. (2019). Inference for asymmetric exponentially weighted moving average models Journal of Time Series Analysis.
- Guo, S., Li, D. and Li, M.Y. (2019). Strict stationarity testing and GLAD estimation of double autoregressive models. Journal of Econometrics 211, 319-337.
- Li, D., Guo, S. and Zhu, K. (2019). Double AR model without intercept: An alternative to modeling nonstationarity and heteroscedasticity. Econometric Reviews 38, 319-331.
- Li, D. and Wu, W. (2018). Renorming volatilities in a family of GARCH models. Econometric Theory 34, 1370-1382.
- Liu, F., Li, D. and Kang, X.M. (2018). Sample path properties of an explosive double AR model. Econometric Reviews 37, 484-490.
- Li, D., Zhang, X., Zhu, K. and Ling, S. (2018). The ZD-GARCH model: A new way to study heteroscedasticity. Journal of Econometrics 202, 1-17.
- Li, D. and Tong, H. (2016). Nested sub-sample search algorithm for estimation of threshold models. Statistica Sinica 26, 1543-
- Li, D., Ling, S. and Zhang, R.M. (2016). On a threshold double autoregressive model. Journal of Business & Economic Statistics 34, 68-80.
- Li, D., Ling, S. and Zakoïan, J.-M. (2015). Asymptotic inference in multiple-threshold double autoregressive models. Journal of Econometrics 189, 415-427.
- Li, D., Li, M. and Wu, W. (2014). On dynamics of volatilities in nonstationary GARCH models. Statistics and Probability Letter 94, 86-90.
- Chen, M., Li, D. and Ling, S. (2014). Non-stationarity and quasi-maximum likelihood estimation on a double autoregressive model. Journal of Time Series Analysis 35, 189-202.
- Chan, K.S., Li, D., Ling, S. and Tong, H. (2014). On conditionally heteroscedastic AR models with thresholds. Statistica Sinica 24, 625-652.
- Li, D. (2014). Weak convergence of the sequential empirical processes of residuals in TAR models. Science China: Mathematics 57, 173-180.
- Li, D., Chan, K.S. and Schilling, K.E. (2013). Nitrate concentration trends in Iowa’s rivers, 1998 to 2012: What challenges await nutrient reduction initiatives? Journal of Environmental Quality 42, 1822-1828.
- Li, D., Ling, S. and Li, W. K. (2013). Asymptotic theory on the least squares estimation of threshold moving-average models. Econometric Theory 29, 482-516.
- Wu, W., Li, D., Pan, S. and Chen, M. (2013) Three-regime mean reversion, TAR and its applications. Systems Engineering - Theory & Practice 33, 901-909.
- Li, D. (2012). A note on moving-average models with feedback. Journal of Time Series Analysis 33, 873-879.
- Li, D., Ling, S. and Tong, H. (2012). On moving-average models with feedback. Bernoulli 18, 735-745.
- Li, D. and Ling, S. (2012). On the least squares estimation of multiple-regime threshold autoregressive models. Journal of Econometrics 167, 240-253
- Li, D., Li, W. K. and Ling, S. (2011). On the least squares estimation of threshold autoregressive and moving-average models. Statistics and Its Interface 4, 183-196.
- Ling, S. and Li, D. (2008). Asymptotic inference for a non-stationary double AR (1) model. Biometrika 95, 257-263.
- Ling, S., Tong, H. and Li, D. (2007). Ergodicity and invertibility of threshold moving-average models. Bernoulli 13, 161-168.
- Li, D. and Qiu, J.M. (2019). The marginal density of a TMA (1) process.
- Gong, H. and Li, D.* (2019). On the three-step non-Gaussian quasi-maximum likelihood estimation of heavy-tailed double AR models.
- Jiang, F.Y., Li, D., Li, W.K. and Zhu, K. (2019). Testing and modelling for the structural change in matrix time series.
- Jiang, F.Y., Li, D. and Zhu, K. (2019). Non-standard inference for augmented double autoregressive models with null volatility coefficients.
- Graduate courses
- Time Series Analysis. (2017/Spring)
- Advanced Probability Theory I. (2016-19/Fall)
- Multivariate Statistical Analysis. (2014, 2015/Spring)
- Advanced Mathematical Statistics. (2014/Fall)
- Undergraduate courses
- Applied Time Series Analysis. (2017, 2018/Spring)
- Elementary Probability Theory. (2016/Fall)
- Introduction to Statistics. (2018/Fall with Dr. K. Deng)
- Financial Statistics. (2017, 2019/Spring)
- Council member of Beijing Applied Statistic Association
- Co-organizer, the international conference on Complex Time Series Modelling and Forecasting: Dynamic Network, Spatio-temporal Data, and Functional Processes, Tsinghua-Sanya International Mathematics Forum, Jan. 8-12, 2018. (with Professor Marc Genton at KAUST, Professor Eric D. Kolaczyk at Boston University, and Professor Qiwei Yao at the LSE)
- Organizer, Mini workshop on Big Data and Internet Finance, Tsinghua University, Dec. 18, 2016.
- Co-organizer, 2016 Tsinghua Symposium on Statistics and Data Science for Young Scholars, Tsinghua University, Dec. 9-11, 2016. (with Ke Deng and Lin Hou)
- Co-organizer, the international conference on Time Series Econometrics, Tsinghua-Sanya International Mathematics Forum, Dec. 18-20, 2015. (with Professor Shiqing Ling at HKUST and Professor Chuanzhong Chen at Hainan Normal University)
- Applied Stochastic Models in Business and Industry，Annals of Statistics，Biometrika，Colombian Journal of Statistics，Communications in Statistics - Simulation and Computation，Computational Statistics & Data Analysis，European Journal of Industrial Engineering，Econometric Theory，Journal of Business & Economic Statistics, Journal of Econometrics，Journal of the Korean Statistical Society， Journal of Risk and Financial Management，Metrika，Statistica Sinica，Stochastic Environmental Research and Risk Assessment，Statistics & Probability Letters，Test.
- Network-based analysis of high-dimensional time series. NSFC, 2018/01-2021/12, PI.
- A study on some hypothesis testing problems in time series analysis. NSFC, 2016/01-2019/12, Co-PI.
- Conditional heteroscedastic models with stable innovations: statistical inference and their applications. NSFC, 2015/01-2018/12. PI.
- Curriculum Vitae：CV.pdf
- Essentially, all models are wrong, but some are useful. —— Box, G. P.
- When solving a given problem, try to avoid solving a more general problem as an intermediate step. —— Vapnik, V.