KaiLong Liu joined the IMFS in July 2021. Currently, he is a third-year student at GSEFM at Goethe University. Before joining the IMFS, he worked at the Chair for International Macroeconomics and Macroeconometrics as both teaching and research assistant. He was working on the macroeconomic forecasting platform project, which is designed for comparing and analyzing the forecasting performance of macroeconomic models. He also assisted in teaching the Ph.D. course on "Solution, Identification and Estimation of DSGE models". KaiLong comes from Hong Kong, where he completed his undergraduate studies in economics at HKUST and master studies in Economics at University Bonn. His research interests lie in the implication of policies with agent heterogeneity.