In this paper we discuss the rationale for tracing non-original sample members (Non-OSMs) in household panel studies, and in particular in SOEP, and the implications for weighting. We present results on the incidence, survival rates, and thus the relevance of Non-OSMs in the SOEP.

Public referenda on Olympic bids have drawn considerable interest in the recent past, also because - with few exceptions - the voters decided against the Olympic ambitions of the local governments and/or local bid committees. For example, within the last five years before the finalizing of this...