Humboldt-Universität zu Berlin | Wirtschaftswissenschaftliche Fakultät | High Dimensional Nonstationary Time Series | About us | News Feed | News 2019 | Participation: WiWi Winterfest 2019 Participation: WiWi Winterfest 2019 17.01.2019 Participation 17.01.2019: The Chair of Statistics and the IRTG 1792 sponsored culinary activities during this year's Winterfest organized by the School of Business and Economics (WiWi).