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91.
92.
This article uses a multilevel perspective to explain why there has been a dramatic decline in the utilisation of computer-processing power during the last two to three decades. It identifies that computers have been used in two different ways – either as single-user systems where each users received his or her own computer or as time-sharing systems where each computer was shared by several users. It finds that the time-sharing systems made considerably better use of the computers' resources than the single-user systems and that the utilisation of computer-processing power began to decline as single-user microcomputers began to replace time-shared minicomputers and mainframes. The article argues that this development contradicts much of the recent research on capacity utilisation, but argues that this contradiction can be explained by analysing this development as a transition process with multiple levels of interaction.  相似文献   
93.
    
Currently, policy decisions are often made based on untested scientific results. Replication studies repeat previously published research and, thus, are an effective way to test the validity and reliability of research studies, as well as to test the potential for generalisations of such studies. Replications can contribute to improved policy decisions and thus more efficient use of resources. To date, very few replications of research in agricultural economics are available and the incentives to engage in replications are low. Moreover, the conditions for replicating studies are poor. For example, published articles often lack full transparency in terms of documentation, data and computer code. This Point de Vue highlights the advantages of striving for conditions that facilitate replication studies and foster such a culture in agricultural economics. Policymakers could explicitly invite and support replications of studies that are key for good policymaking. To this end, they can address both demand-side and supply-side problems of replications, for example, by inviting, valuing and supporting replications of policy-relevant analyses and by providing institutional and legal infrastructure facilitating open science and replications. With this, policy can support the agricultural economics profession, while agricultural economists can support sound policymaking, both reaping the benefits of a more transparent research culture.  相似文献   
94.
  总被引:1,自引:0,他引:1  
Arne Risa Hole   《Economics Letters》2011,110(3):203-205
  相似文献   
95.
    
Bivariate measures of health inequality are influenced by changes in two variables: health and a socioeconomic variable, such as income. For these measures, what is reported as an increase in health inequality might just as well be a reduction in income inequality. In particular, several papers have found that socioeconomic health inequalities in Nordic countries are no less than in other European countries. The correct interpretation could just be that income inequality is no higher in Nordic countries than in the rest of Europe. The problem is especially profound when the causality is running from health to income.  相似文献   
96.
Recent cases in retailing reflect that ethics have a major impact on brands and performance, in turn, demonstrating that brand owners, employees, and consumers focus on ethical values. In this study, we analyze how various sources of social power affect corporate ethical values, retailer’s commitment to the retail organization, and ultimately sales and service quality. Multi-source data based on a sample of 225 retailers indicated a strong link between power, ethics, and commitment and that these affected output performance.  相似文献   
97.
  总被引:1,自引:0,他引:1  
Different approaches to modelling the distribution of WTP are compared using stated preference data on Tanzanian Clinical Officers’ job choices and mixed logit models. The standard approach of specifying the distributions of the coefficients and deriving WTP as the ratio of two coefficients (estimation in preference space) is compared to specifying the distributions for WTP directly at the estimation stage (estimation in WTP space). The models in preference space fit the data better than the corresponding models in WTP space although the difference between the best fitting models in the two estimation regimes is minimal. Moreover, the willingness to pay estimates derived from the preference space models turn out to be very high for many of the job attributes. The results suggest that sensitivity testing using a variety of model specifications, including estimation in WTP space, is recommended when using mixed logit models to estimate willingness to pay distributions.  相似文献   
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99.
Since the beginning of the 1990s Japan has experienced economic stagnation. The economy had been allowed to overheat in the 1980s and a bubble had been built up. When this burst, there was massive asset‐deflation, which led to a banking crisis. The bad debts were not faced up to effectively. Japanese banks could not achieve high enough margins to recapitalise themselves, and the government was for a long time reluctant to intervene effectively. The shock made economic agents more pessimistic, which led to an imbalance between savings and investment‐demand. Excess savings were placed abroad and used to finance a domestic fiscal deficit, but this was not enough to close the gap and sustain growth. To be able to run a large current account surplus the yen needed to depreciate, but this was not achieved due to expectations about a future appreciation. The strategy to get out of the liquidity trap would include credible inflation targeting and yen depreciation. Monetary policy should have an inflation target well above zero per cent. Such macroeconomic measures need to be complemented by structural reforms such as deregulation of financial services, competition policy and reallocation of public investments. The Japanese development model with close connections between firms and banks needs to be reformed. Japan should be able to achieve stable growth again, but since the catch‐up phase is over one would not expect growth in Japan to be higher than in other developed countries, even if Japan undertakes the needed reforms.  相似文献   
100.
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