We are pleased to announce 11th York Econometrics Symposium, which will be held on 26&27 April 2018, at Hotel 53, York. The programme is appended below. Participation (including coffees and lunches) is open and free of charge, but registration is essential. If you wish to register, please email Mrs Annette Johnson at [log in to unmask] by Monday 16 April 2018. Dinner is by invitation only. We are looking forward to seeing you at the symposium! Jia Chen and Takashi Yamagata (Organisers) 11th York Econometrics Symposium Big Data Analysis and its Applications in Economic and Finance 26 and 27 April 2018 Venue: Ground floor conference room, Hotel 53, 53 Piccadilly, York YO1 9PL Day 1 – Ground floor conference room, Hotel 53 10:00 Registration and coffee 10:25 Opening Session 1: 10:30--12:30, Chair: Jia Chen 10:30 Oliver Linton (University of Cambridge) A Coupled Component GARCH Model for Intraday and Overnight Volatility 11:30 Piotr Fryzlewicz (LSE) Title: Simultaneous multiple change-point and factor analysis for high-dimensional time series 12:30 Lunch Session 2: 13:30--15:00, Chair: Wenyang Zhang 13:30 Zudi Lu (University of Southampton) Title: On a Data-driven Semiparametric Time Series Model with Penalized Spatio-temporal Lag Interactions 14:15 Weining Wang (City, University of London) Title: Inference for High-Dimensional Sparse Regression in Time and Space 15:00 Coffee Break Session 3: 15:30--17:00, Chair: Yongcheol Shin 15:30 Bin Peng (University of Bath) Title: Varying–Coefficient Panel Data Models with Partially Observed Factor Structure 16:15 Takashi Yamagata (University of York) Title: Estimating weak factor models 17:00 End of Day 1 talks Day 2 – Ground floor conference room, Hotel 53 9:45 Coffee Session 4: 10:00--11:45, Chair: Francesco Bravo 10:00 Gerda Claeskens (Leuven) Title: The focused information criterion for high-dimensional regression models 11:00 Jia Chen (University of York) Title: A New Semiparametric Estimation of Large Dynamic Covariance Matrix with Multiple Conditioning Variables 11:45 Coffee Break Session 5: 12:00—13:30, Chair: Takashi Yamagata 12:00 Mingli Chen (University of Warick) Title: Quantile Graphical Models: Prediction and Conditional Independence with Applications to Systemic Risk 12:45 Yongcheol Shin (University of York) Title: The Spatio-Temporal Autoregressive Distributed Lag Modelling Approach to an Analysis of the Spatial Dependence and Heterogeneity 13:30 Closing and Lunch 14:30 End of Symposium