Proposals for incorporating information on the quality of human, social, and environmental conditions in more authentic and comprehensive versions of the Gross National Product (GNP) or Gross Domestic Product (GDP) date back to the foundations of econometrics. Typically treated as external to...

A metrological infrastructure for human, social, and natural capital is an area of critical national need with potential for transforming education, health care, and the economy at large. The societal challenges preventing the development of reference standards and universally uniform metrics...

Reliability coefficients indicate the proportion of total variance due to differences not attributable to error among measures separated along a quantitative continuum by a testing, survey, or assessment instrument. Person score or measure reliability is influenced by both the internal...