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221.
Abstract This paper investigates residential differences in self-reported marijuana use among adolescents and young adults in a national sample. Data from the first five waves of the National Youth Survey are examined using a pooled time-series cross-sectional research design. Based on these data, significant residential differences in self-reported marijuana use are found. Specifically, rural youths report lower levels of marijuana use relative to their non-rural counterparts (i.e., suburban or urban residents). Hypotheses from determinist, compositional and subcultural explanations of rural-urban behavioral differences are discussed and tested empirically. While variables from each theoretical model explain some variance in marijuana use, only variables from subcultural theory can fully account for differences in the marijuana smoking behavior patterns of rural and non-rural residents. 相似文献
222.
Graham D. Bodie Debra Worthington Margarete Imhof Lynn O. Cooper 《International Journal of Listening》2013,27(2):103-122
Most reviews of “listening research” are narrow in scope, focusing only on research published by listening and communication scholars. Given that unique contributions to listening have been provided by scholars from disciplines as varied as psychology, anthropology, management, and linguistics, this review explores connections and divergences that span the academic landscape. After briefly introducing and reviewing listening related research from three primary areas—information processing, competent behavior, and individual differences—we offer a heuristic framework that ties these lines of study together and provides a structure for assessing and generating new listening research. A concluding section suggests lines of future investigation. 相似文献
223.
Shaughan A. Keaton Robert V. Keteyian Graham D. Bodie 《International Journal of Listening》2013,27(2):82-97
This article provides validity evidence for a measure of listening goals by showing theoretically consistent relationships with an existing communication preference questionnaire. Participants (N = 257) were administered trait measures for listening goals and communicator preferences. The four listening goals—relational, task-oriented, analytical, and critical—are related to seven communicator preferences: interpersonal, intrapersonal, auditory, visual-spatial, kinesthetic, linguistic, and logical. These results are supportive of hypotheses, although there were some contradictory findings and some findings were not hypothesized. Results of multivariate correlation estimates portray a listening profile centered on relational goals and interpersonal communicator preferences. Although acknowledging several limitations, results offer theoretical and practical guidance for future work, specifically how this information may be of help to individuals, couples, and counselors in utilizing relational goals and making more careful communicative choices. 相似文献
224.
ABSTRACTThis article reports on a conversation between users of two research methods, biographical interviews and imagined futures essay writing. A dialogue form is used to discuss these methods and their potential to be combined. The value of comparing research methods is discussed, and then the two methods are described and points of connection and contrast are explored. Although one method emphasises looking back while the other looks forward, the two have much in common, including the exercise of imagination, and discussion of individual agency and structural constraint. Both involve the construction of narratives that help understanding of people’s lives as individual trajectories set in broader social and historical contexts. The two methods are quite different but complementary, and possibilities for their combination in one project are identified. The article ends by reflecting on the benefits and drawbacks of using dialogue to consider how research methods sit alongside each other. 相似文献
225.
Graham Tuson 《Australian and New Zealand Journal of Family Therapy》1999,20(4):206-213
This paper discusses the influence of figuration in the constitutive discourse of the family therapy movement. In particular it focuses closely on the figurative use of Russell's Theory of Logical Types. A deconstructive reading of the movement's theoretical grounding in this family of figuration is undertaken, based on Wittgenstein's response to the Theory of Types. The essay concludes with some implications for how practice is understood. 相似文献
226.
The dichotomisation of literacy instruction into phonics instruction versus a whole language approach fails to realise a fundamental tenet of providing equitable educational opportunities to diverse groups of children. Diversity becomes a problem to solve through ‘inoculation programmes’ or ‘special’ education expertise. Moreover, children’s individual strengths can fail to be realised because they do not fit well with the programme of the day. Instead of being appreciated for the value that they may bring in higher order conceptual and intellectual tasks, these individual strengths may be neglected at great cost to the individual child because they offer cheap reward in the shape of aggregate test scores. This paper is a philosophical piece, which in refusing to prescribe what one should do on Monday morning joins other strident voices in disability studies in education to question what it is that we are doing today. Whilst not scientific, this is important work – it emphasises the a priori importance of philosophical, moral and ethical questions – reminding science that children are dynamic social beings who cannot be manipulated like genes to ‘express’ themselves in ways more conducive to quick and cheap educational programmes. 相似文献
227.
Miller and Upton propose the "Hotelling Valuation Principle": producing mineral reserves can be valued by multiplying the mineral's current net price by the reserve estimate. Adelman argues that, by omitting production constraints, the Hotelling value provides an upper bound on oil reserve value. Others claim oil reserves are options on oil, with the Hotelling value being a lower bound on their value. In an optimizing model of oil production we incorporate uncertainty and production constraints and find that the Hotelling value is a theoretical upper bound on value. We also find that a modified net price rule approximates reserve value. ( JEL Q41, G13, G12) 相似文献
228.
J D Graham 《Risk analysis》2000,20(3):302-6; discussion 313-5
229.
Kathleen Stacey Steve Allison Vicki Dadds Leigh Roeger Andrew Wood Graham Martin 《Australian and New Zealand Journal of Family Therapy》2002,23(2):79-89
In the consumer satisfaction literature, there is little exploration of the relationship between change and satisfaction and the two are often conflated. This qualitative study interviewed parents a year after using child and adolescent mental health services. Eliciting an account of their experiences enabled the development of ‘grounded theories’ about what constitutes satisfaction for parents. The outcomes suggest that in addition to the expectable stories of ‘high change and satisfaction’ or ‘no change and low satisfaction’, considerable numbers of people are satisfied with a service despite experiencing little or no change, while others who experience positive change are not satisfied. Understanding these alternative stories helps address critical issues that affect the way therapists respond to people's needs and provide services — these matters are often within the capacity of therapists and services to address, even when working with limited resources. 相似文献
230.
David Hoffman Robert Kringle Graham Lockwood Sandrine Turpault Eric Yow Guy Mathieu 《Pharmaceutical statistics》2005,4(1):15-24
Assessment of the time needed to attain steady state is a key pharmacokinetic objective during drug development. Traditional approaches for assessing steady state include ANOVA‐based methods for comparing mean plasma concentration values from each sampling day, with either a difference or equivalence test. However, hypothesis‐testing approaches are ill suited for assessment of steady state. This paper presents a nonlinear mixed effects modelling approach for estimation of steady state attainment, based on fitting a simple nonlinear mixed model to observed trough plasma concentrations. The simple nonlinear mixed model is developed and proposed for use under certain pharmacokinetic assumptions. The nonlinear mixed modelling estimation approach is described and illustrated by application to trough data from a multiple dose trial in healthy subjects. The performance of the nonlinear mixed modelling approach is compared to ANOVA‐based approaches by means of simulation techniques. Copyright © 2005 John Wiley & Sons, Ltd. 相似文献