Catalyst and initiator compounds for precision polymerization of Michael-type monomers, precatalytic bridged complexes, such as those having formula R.sub.1R.sub.2M.sub.Z1P.sub.Z2 or R.sub.1R.sub.2M.sub.z1S.sub.z, a system for precision polymerization, as well as processes for precision polymerization of Michael-type monomers, a process for preparing a bridged initiator and catalyst, a process for preparing a luminescent component, and polymers and components obtainable with the processes of the present invention are described.