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21.
The market value of U.S. corporations was nearly halved during the oil crisis of 1973–74. In this paper, we investigate the hypothesis that the sharp rise in energy costs during this period resulted in the obsolescence of firms' existing capital and reduced their market value. To quantify this obsolescence channel of the energy crisis, we simulate a calibrated dynamic general equilibrium model, where firms adopt energy-saving technologies along with the rise in energy prices, and the value of their installed capital falls due to investment irreversibility. We find that this channel can account for a third of the decline in Tobin's q observed in the data. Separately, we consider the role of investment subsidies extended by the government during this period to expedite the adoption of energy-saving technologies. This extension of the model can account for more than half of the decline in q. We also find empirical support for the capital obsolescence channel in cross-sectional regressions, where we show that the sectoral variation in the decline of energy use following the crisis is significant in explaining the sectoral variation in the drop of market values. 相似文献
22.
We examine in the laboratory how having the opportunity to donate to a charity in the future affects the likelihood of engaging in dishonest behavior in the present. We also examine how charitable donations are affected by past ethical choices. First, subjects self-report their performance on a task, which provides them with an opportunity for undetected cheating. In the second stage they can donate some of the money earned in the first stage to a charity. Only subjects in the treatment group know about the opportunity to donate in the second stage. We find that more subjects cheat if they know they can donate some of the money to charity. We also find that subjects in treatment end up donating less to charity and that both honest and dishonest subjects donate less in treatment. We propose a new hypothesis that explains these results: past violations of social norms numb one’s conscience, leading to more antisocial behavior. 相似文献
23.
Adrian Monaghan Author Vitae 《Technological Forecasting and Social Change》2009,76(8):1026-1043
The grassroots has recently been identified as an alternative site for the development of innovations that may contribute to shifts towards more sustainable systems of consumption and production. While the characteristics of these innovations have been elaborated, it remains unclear how these alternative ideas and practices can be purposively supported to populate incumbent systems. This is especially so in light of the difficulty the grassroots face in connecting forcefully with the mainstream.This article will address this issue by outlining an adaptation of conceptual niche management - an approach that focuses on the embedding of guiding principles used to fulfill basic societal needs - that is sensitive to grassroots innovation. The framework will be applied to the current UK body disposal system to illustrate how such transformative sustainability ideas may be capitalised on. 相似文献
24.
25.
Eliminating rationing in the United Kingdom following the Second World War was a concern for policy-makers because of potentially large fluctuations in post-war prices and the impact on unrationed goods. This study shows that in using virtual prices, elasticities can be estimated from a ‘free’ demand system consistent with observed consumer choices. Substitution estimates without accounting for rationing are misleading. In contrast, using virtual prices and estimating a ‘free’ market system yield results similar to those of the pre-war period. Results show that food rationing affected expenditure across unrationed goods. Rationing on other services had little effect on expenditure across unrationed goods. 相似文献
26.
Adrian Kavanagh 《Geopolitics》2013,18(3):34-52
During the 1990s, several of the conflicts that have demanded most media attention have been associated with the disintegration of the Yugoslav Federation. A number of attempts have been made to outline the main causes of these, but these causal factors remain difficult to describe definitively, largely owing to the complexity of the post‐Yugoslav political landscape. This paper studies the validity of employing a postmodern paradigm for investigating the conflicts in former Yugoslavia, as well as other current conflicts, arguing that the present cultural and philosophical context has to be addressed. After an outline of some of the key aspects of postmodernity, the focus centres on the importance of the media and the postmodern perspective on the issue of the nation state. Key theories related to postmodern conflict, with relation to economic and cultural factors, are outlined. These are evaluated as regards their applicability to the Yugoslav conflicts and ‐ by extension ‐ to all future wars in the postmodern era. 相似文献
27.
Research on motivation in the public sector has used public service motivation (PSM) and self-determination theory (SDT) interchangeably. This paper compares both theories, develops hypotheses pertaining to their assumptions, and empirically tests them in two public offices in Switzerland. We then explore their relationship with job satisfaction as an indicator of predictive validity. We find that SDT and PSM display conceptual differentiation and SDT has a strongest relationship to job satisfaction. However, moderation analysis suggests that employees with high levels of PSM have more stable job satisfaction compared to their low-PSM counterparts. 相似文献
28.
We investigate a crucial event for job satisfaction: changing one's workplace. For representative German panel data, we show that the reason why the previous employment ended is strongly linked to satisfaction with the new job. Workers initiating a change of employer experience extraordinarily high job satisfaction, though in the short term only. To investigate causality, we exploit the event of plant closure as an exogenous trigger of job switching. In this case, we find no significantly positive effect of job changes on job satisfaction. Our findings complement research on workers’ well‐being and concern labor market policies and human resource management. 相似文献
29.
Jennifer Tann Adrian E. Platts Jeremy Stein 《Technology Analysis & Strategic Management》2013,25(2):241-249
Independent Research and Technology Organizations (RTOs) provide an increasing proportion of the UK's technology services requirements. RTOs, often former state research establishments spun out into the private sector, provide technology consulting and networking services to specific sectors or for generic technologies; some are membership-based organizations while others work for contract clients. In this paper we explore the roles and services provided by RTOs, together with the measures being taken to assist small firms that, for many RTOs, form a new and challenging market. The diversity of services and approaches to SMEs are related, in part, to the different origins of RTOs. The research indicates three forms of technology services market failure that suggest a need for ongoing external support for the market's mechanism. 相似文献
30.
This paper examines the role of resource-based and governance factors in determining the boundaries of UK quoted companies, measured by both the probability and intensity of market diversification. Using a panel of over 2000 firms for the period 1988 to 2001 it is found that firm-level heterogeneity and industry characteristics account for the variability in diversification behaviour and that resource-based and governance factors interact in a complex manner not necessarily fully explained by the theoretical literature. The results also indicate that the degree of data aggregation has significant implications for the empirical modelling of market diversification. 相似文献