Questions on voluntary association memberships have been used extensively in social scientific research for decades. Researchers generally assume that these respondent self-reports are accurate, but their measurement has never been assessed. Respondent characteristics are known to influence the accuracy of other self-report variables such as…

The National Center for Education Statistics' (NCES) longitudinal student surveys have long been exceptionally useful for many purpose. Despite their many virtues, however, these surveys cannot be used to monitor trends at short time intervals, they do not allow for flexible changes to survey content, they cannot generally be used to infer policy…

Examines demographic networks of age and educational attainment for pairs of persons involved in close interpersonal relationships. Suggests that high network density in a social network can predict organizational niches--opportunities for organizational recruitment and resources for organizational survival. Contains 35 references. (SV)