arxiv ref: 1607.01749Title: Z+jet production at NNLOAuthors: A. Gehrmann-De Ridder, T. Gehrmann, E.W.N. Glover, A. Huss, T.A. MorganNode: ETHUDURSupervisor: GehrmannGloverWork Packages: WP2: Predictions and simulations of signal and backgroundMilestones: M2.3.1 Validation of key Higgs background processes and evaluation of uncertainties derived from extrapolating them to signal regionsM2.3.2 Better control of theoretical uncertaintiesM2.3.3 Specialised codes for low multiplicity background processes