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排序方式: 共有973条查询结果,搜索用时 15 毫秒
871.
千篇一律的开发模式可能会令新产品管线变窄 2004年秋,Danger公司推出了 hiptop2型产品——那是一款超级手 机。该款售价300美元的多功能通 讯设备不仅拥有彩屏与照相机,还具有电 话、网页浏览器、电子邮件装置、个人备忘 相似文献
872.
873.
Y. Eric Shao 《Journal of applied statistics》1997,24(2):181-192
The sales promotion data resulting from multiple marketing strategies are usually autocorrelated. Consequently, the characteristics of those data sets can be analyzed using time-series and/or intervention analysis. Traditional time-series intervention analysis focuses on the effects of single or few interventions, and forecasts may be obtained as long as the future interventions can be assured. This study is different from traditional approaches, and considers the cases in which multiple interventions and the uncertainty of future interventions exist in the system. In addition, this study utilizes a set of real sales promotion data to demonstrate the effectiveness of the proposed approach. 相似文献
874.
We argue that the social relevance of evaluation research is dependent upon two issues: the extent which evaluation practice reflects the values underlying social policies and the political reality of the policy implementation process. The evaluation of community based residential services should, therefore, reflect those values implicit in the formulation and implementation of the policy of 'deinstitutionalisation'.
Evaluation strategies are outlined that focus upon: (1) evaluating the extent to which the residential environment reflects the values of the surrounding culture, (2) quantifying the extent to which service users are actually living in the 'community', and (3) assessing outcomes significant to the quality of life of service users. 相似文献
Evaluation strategies are outlined that focus upon: (1) evaluating the extent to which the residential environment reflects the values of the surrounding culture, (2) quantifying the extent to which service users are actually living in the 'community', and (3) assessing outcomes significant to the quality of life of service users. 相似文献
875.
Eric Albers Ph.D. 《Child and Adolescent Social Work Journal》1991,8(2):117-125
Child assault prevention programs have increasingly been instituted in school systems throughout the country. this paper reviews and summarizes research findings on child abuse, child abuse prevention programs, and evaluations of child abuse prevention programs. In addition, the author presents issues for program developers to consider as they re-examine and refine existing child abuse prevention programs. 相似文献
876.
877.
Hollander E Sood E Pallanti S Baldini-Rossi N Baker B 《Journal of gambling studies / co-sponsored by the National Council on Problem Gambling and Institute for the Study of Gambling and Commercial Gaming》2005,21(1):99-108
Medication treatment studies have demonstrated short-term efficacy of various SRIs, opioid antagonists, and mood stabilizers in sub-samples of adult treatment seeking pathological gamblers. Pathological gambling is frequently comorbid with bipolar spectrum disorders, substance abuse/dependence, and attention-deficit/hyperactivity disorder (ADHD), and comorbidity may influence treatment response in pathological gambling. This review focuses on recent research examining the treatment of pathological gambling and highlights methodological challenges for future studies. 相似文献
878.
Michael Eric Bronner 《Population and environment》1996,17(5):373-390
For those of us who live in the more industrialized areas of the world—particularly in the United States—it is difficult to appreciate the unique character of the industrial and social evolution in which we are participating... Out of this experience it is not surprising that we have come to regard continual growth and increase as being the normal order of things.An understanding of these processes is essential if we are to appreciate the significance of energy resources in determining what is possible and what is impossible in human affairs. 相似文献
879.
Blumberg ES 《Journal of sex research》2003,40(2):146-157
American women who experience very strong and frequent sexual desire have often been either ignored or stigmatized. This exploratory study of 44 highly sexual women ages 20 to 82, which used a convenience sample and a semi-structured in-depth interview method, allowed participants to describe their lives and how their sexuality has affected them. Highly sexual women reported that their lives have been strongly affected by their sexuality. First, the participants internally sensed demand for sexual excitement and satisfaction is too intense to be ignored. For some it was a major organizing principle of their time and energy. Second, their lives are lived in a society that often defines highly sexual women in pejorative ways. Women reported experiencing struggles and challenges in almost every area of their lives because of their sexuality, including feelings about themselves and their relationships with partners, female friends, and acquaintances. 相似文献
880.