Ensemble fluctuations matter for variances of macroscopic variables G. George, L. Klochko, A. N. Semenov, J. Baschnagel and J. P. Wittmer Eur. Phys. J. E, 44 2 (2021) 13 Published online: 08 March 2021 DOI: 10.1140/epje/s10189-020-00004-7