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51.
图书采访过程中的书目信息研究 总被引:3,自引:0,他引:3
费勤龙 《安徽工业大学学报(社会科学版)》2003,20(3):122-123
我国目前主要的中文书目可归纳为报道性书目和回溯性书目两种。在利用传统三大书目的基础上,应 多途径、多类型地采信各种书目数据,使书目信息采集充分、书目信息真实。 相似文献
52.
电子政务是近几年出现的一个新概念,指公共管理组织在政务活动中,全面应用现代信息技术特别是互联网技术,进行办公、管理,为社会提供各种公共服务的一种治理方式.但电子政务的发展面临着一大制约因素即安全问题.应从黑客、病毒及信息安全、网络安全的法律防范四方面建立电子政务的安全法律环境. 相似文献
53.
This paper investigates the information content of trading volume on the Toronto Stock Exchange before and after the move towards fully electronic trading. It is argued that if price discovery improves under electronic trading, the predictive power of volume should be less significant. The empirical analysis supports more accurate price discovery under electronic trading. Results from both the structural and vector autoregression models indicate that the predictive power of volume for price variability disappears after full automation. 相似文献
54.
This paper explores the effects of different types of bank ownership concentration on changes in bank risk during acquisition years. Using multi-country data from 2000 to 2006, during which market failures caused by various crises and government interventions are less influential to acquisition decisions, we collect 505 banking acquisition deals from 23 countries to examine which type of ownership concentration (such as financial intermediary, capital investor, non-financial, and state ownership) brings larger changes to an acquirer’s risk from pre-acquisition year to post-acquisition year (including non-performing loans, capital adequacy ratio, loan loss reserve, and credit rating). The empirical analyses show that acquirer banks with a concentration of shares owned by financial intermediaries and non-financial firms experience larger risk changes during acquisition years. In contrast, the risk changes of acquirer banks with a concentration of capital investors and state ownership are lower. Robustness checks from the random effect estimation, instrumental variables model, reverse causality, and different subsamples of (non-)U.S. or different levels of regulation enforcement confirm these results. 相似文献
55.
This paper examines whether Internet access positively affects credit card balances. To that end, we compare the 2010 and 2013 Surveys of Consumer Finances, analyze the consistency of the results over time, and provide the rationale for any resulting differences. Using the censored techniques, our results indicate that Internet access has a positive effect on credit card balances, which suggests that consumers with Internet access are prone to higher balances compared to those without. The probability of carrying positive balances was larger in 2010 compared to 2013. Overall, the results suggest that, while the financial crisis might have contributed to higher balances in 2010, the economic recovery afterward seems to have eased the burden of credit card debt. 相似文献
56.
《电子技能拓展与创新》是北京经济管理职业学院设置的一门专业特色课程,该课程将理论知识与职业技能融合为一体,打破原有课程知识框架,着眼于拓展学生视野,提高技能水平和创新能力,在教学中收到了良好的效果。 相似文献
57.
随着电子商务的崛起和深度应用,以百货业为代表的传统零售业受到了极大的冲击,为了研究百货企业在现阶段面临新的市场环境,探索零售行业开展电子商务的必要性和有效途径,本文将就银泰百货战略改革的成功经验,分析传统零售行业的改革方向. 相似文献
58.
This research aims to study the origins of consumers' usefulness perceptions through the example of mobile online shopping adoption in Europe. The results of an empirical study, which is grounded in technology acceptance theory, reveal the pivotal role of consumers' beliefs about the quality of mobile online stores in the formation of usefulness perceptions prior to adoption. While this study identifies that consumers form their usefulness evaluations depending on the respective shopping tasks, the results of a moderation analysis yield usefulness predictors that differ in relevance across product categories and shopping touchpoints. This contextual perspective has implications for both adoption and (online) channel research. It also helps managers to identify starting points on how to promote (mobile) online shopping adoption. 相似文献
59.
Marianna Sigala 《旅游业当前问题》2017,20(4):346-355
Technology advances enable people to trade and sell their own travel products, which in turn create numerous transformation changes into the tourism industry structure, the nature of tourism products and experiences, the competitiveness of traditional and new tourism players and the process creating (social) value in tourism. This paper investigates the application and implications of collaborative commerce in tourism and provides suggestions for future research. 相似文献
60.
An increasing number of households are equipped with Internet-enabled televisions (IETVs) that yield opportunities for online activities. This research contributes by investigating the motivational factors of consumers’ attitudes and intentions toward IETV shopping. A quasi-experimental study in the environmental context of a living room was designed to explore IETV shopping behavior. Findings indicate that utilitarian motivations are determined by characteristics of technology and hedonic motivations from the physical environment. Attitudes toward IETV shopping are primarily influenced by hedonic shopping motivations. Conclusions suggest that by providing an IETV shopping app, retailers would make online shopping more enjoyable and comfortable for consumers. 相似文献