Comparison Between Early High-Definition Television Owners and Non-Owners

A national random telephone survey was conducted to profile early high-definition television (HDTV) adopters based on demographics, media use, interpersonal communication, social participation, cosmopoliteness, perceived innovation attributes of new communication technologies, and ownership of communication technologies. Of all respondents, 21% reported owning an HDTV set at home. In the primary logistic regression, Web news reading, religious service attendance, complexity, trialability, and ownership of communication technologies were significant predictors of HDTV adoption

Environmental site layout planning: solar access, microclimate and passive cooling in urban areas

POLI

Theory, Economics, Measurement, and the Principle of Relative Constancy

This article discusses the theoretical problems posed by the Principle of Relative Constancy (PRC). We argue that the PRC suffers from imprecision in definition of terms, measurement problems, and a failure to adequately meet the purposes of theory. We also argue that despite the PRC's important contributions to media economics research, existing economic theories and models are more useful in explaining consumer spending.