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1.
This article examines the key global, environmental and policy factors that act as determinants of e-commerce diffusion. It is based on systematic comparison of case studies from 10 countries--Brazil, China, Denmark, France, Germany, Mexico, Japan, Singapore, Taiwan, and the United States. It finds that B2B e-commerce seems to be driven by global forces, whereas B2C seems to be more of a local phenomenon. A preliminary explanation for this difference is that B2B is driven by global competition and MNCs that "push" e-commerce to their global suppliers, customers, and subsidiaries. This in turn creates pressures on local companies to adopt e-commerce to stay competitive. In contrast, B2C is "pulled" by consumer markets, which are mainly local and therefore divergent. While all consumers desire convenience and low prices, consumer preferences and values, national culture, and distribution systems differ markedly across countries and define differences in local consumer markets. These findings support the transformation perspective about globalization and its impacts. In terms of policy, the case studies suggest that enabling policies such as trade and telecommunications liberalization are likely to have the biggest impact on e-commerce, by making ICT and Internet access more affordable to firms and consumers, and increasing pressure on firms to adopt e-commerce to compete. Specific e-commerce legislation appears not to have as big an impact, although inadequate protection for both buyers and sellers in some countries suggests that mechanisms need to be developed to ensure greater confidence in doing business online.  相似文献   
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Factor mixture modeling (FMM) has been increasingly used to investigate unobserved population heterogeneity. This study examined the issue of covariate effects with FMM in the context of measurement invariance testing. Specifically, the impact of excluding and misspecifying covariate effects on measurement invariance testing and class enumeration was investigated via Monte Carlo simulations. Data were generated based on FMM models with (1) a zero covariate effect, (2) a covariate effect on the latent class variable, and (3) covariate effects on both the latent class variable and the factor. For each population model, different analysis models that excluded or misspecified covariate effects were fitted. Results highlighted the importance of including proper covariates in measurement invariance testing and evidenced the utility of a model comparison approach in searching for the correct specification of covariate effects and the level of measurement invariance. This approach was demonstrated using an empirical data set. Implications for methodological and applied research are discussed.  相似文献   
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This article develops and tests a model examining the relationship between firm globalization, scope of e-commerce use, and firm performance, using data from a large-scale cross-country survey of firms from three industries. We find that globalization leads to both greater scope of e-commerce use and improved performance, measured as efficiency, coordination, and market impacts. Scope of e-commerce use also leads to greater firm performance of all three types. Globalization has differential effects on B2B and B2C e-commerce, however, such that highly global firms are more likely to do B2B but less likely to do B2C. Our findings provide support for Porter's (1986) thesis that upstream business activities (namely, B2B) are more global while downstream business activities (B2C) are more local or multidomestic.  相似文献   
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The relationship of technology policy to economic and industrial development has become a subject of debate between those who argue that market forces should determine how technology is produced and used and those who believe that government has a role in supporting investment in technology use and the development of high‐technology industries. This article looks at the effects of national technology policy in promoting the production of computer hardware and software in Asia‐Pacific countries during the 1980s. It also analyzes the relationship between various environmental factors and computer production and looks at the interaction between environment and policy. It finds three types of environmental factors associated with level of computer production: human resources, in the form of scientists and engineers; the presence of complementary industries, particularly electronics production; and expenditures on research and development. It also finds that hardware production is higher in countries with national computer plans but that software production does not appear to be associated with efforts by the government to promote the computer industry.  相似文献   
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The exceptional performance of Dell Computer in recent years illustrates an innovative response to a fundamental competitive factor in the personal computer industry - the value of time. This article shows how Dell's strategies of direct sales and build-to-order production have proven successful in minimizing inventory and bringing new products to market quickly, enabling it to increase market share and achieve high returns on investment. The Dell case illustrates how one business model may have inherent advantages under particular market conditions, but it also shows the importance of execution in exploiting those advantages. In particular, Dell's use of information technology (IT) has been vital to executing both elements of its business model - direct sales and build-to-order - and provides valuable insights into how IT can be applied to achieve speed and flexibility in an industry in which time is critical. Many of the insights gained from this case can be applied more generally to other time-dependent industries, suggesting that the findings from the Dell case will have implications for a growing number of companies and industries in the future.  相似文献   
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Economic policy in Hong Kong is frequently cited as a shining example of the laissez‐faire model for development, with minimal government intervention. However, the government has played a bigger role in the economy than is often recognized, responding to market failures, social problems, and the needs of the business community. Information technology (IT) policy in Hong Kong has mirrored the colony's laissez‐faire economic strategy, with little government effort to promote the production or use of IT products and services. Hong Kong has become an advanced user of IT in several economic sectors and an assembly site for personal computer hardware. However, like much of the manufacturing sector, the computer industry is moving much of its production to China, causing concern about the future of Hong Kong's economy. While some people feel that Hong Kong can flourish as a financial and business services center, others feel that this role will be diminished as the Chinese economy liberalizes and other centers develop in mainland China. They argue that Hong Kong needs to upgrade its technological capabilities and develop technology‐intensive activities such as R&D and software development to complement China's manufacturing activities. The government has begun to respond with limited measures to encourage R&D, train more scientists, engineers, and managers, and support technology start‐ups. Hong Kong has the potential to develop software and information services industries to serve the Chinese market. It also can apply IT to other sectors to maintain its leadership as a financial, business services, transportation, and communications center.  相似文献   
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What do Doctoral Students Value in their Ideal Mentor?   总被引:1,自引:0,他引:1  
The purpose of this study was to contribute to the construct validity of the scores from Rose’s (2003) 34-item Ideal Mentor Scale (IMS) and to examine whether male and female doctoral students value different attributes in their ideal mentor. Two hundred and twenty-four doctoral students from colleges (Education, Public Health, Nursing, Arts and Sciences, Engineering, and Business) throughout a large state research university participated in the study. Confirmatory factor analysis of the IMS revealed that the fit of the three-factor model (Integrity, Guidance, and Relationship) was not satisfactory. A major source of misfit involved covariances between errors of similarly worded items. Gender comparisons of the three subscales and individual items on the IMS indicated that male and female doctoral students were more alike than different regarding qualities they desire in their ideal mentor. The largest difference was observed on the item Believe in me (Integrity subscale) with female doctoral students rating this as more important than male students. The potential of the Ideal Mentor Scale for stimulating conversations about mentoring and clarifying expectations of students and faculty is discussed.
Robert F. DedrickEmail:
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This cross‐sectional study determined whether students who take part in academically challenging high school curricula experience elevated levels of stress and whether this stress co‐occurs with psychological and/or academic problems. Data from self‐report questionnaires and school records were collected from 480 students from four high schools. Results of analyses of covariance suggested that stress is not always associated with deleterious outcomes, as students in academically rigorous programs (specifically, Advanced Placement [AP] classes and International Baccalaureate [IB] programs) reported more perceived stress than did students in general education, while maintaining exceptionally high academic functioning. Furthermore, despite their stress level, the psychological functioning of students in AP and IB is similar or superior to the levels of psychopathology, life satisfaction, and social functioning reported from their peers in general education.  相似文献   
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