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排序方式: 共有44条查询结果,搜索用时 18 毫秒
31.
This article proposes a new model to measure the risk appetite in absence of option prices. Without options transaction, traditional measurements cannot be made. This article establishes a Risk Appetite (RA) indicator by way of change measure and simulation, with two density functions, i.e. risk-neutral density and historical density. The RA indicators use the data from the Property Composite Index (PCI) and the Shanghai Stock Exchange Composite Index (SSECI). The empirical result shows that investors involved in the real estate security market have lower RA compared to those in the general security market. Particularly, RA indicators for both indices started to fall markedly in early 2008 and even more so after September 2008. The changes in RA suggest that the overall investors’ attitudes nowadays towards China's stock market are never as pessimistic as before. 相似文献
32.
Eddie Oczkowski Yapa Bandara 《The Australian journal of agricultural and resource economics》2013,57(3):422-440
An analysis of the drivers of agricultural land use is important for policy makers as the issues of climate change and food security become increasingly prominent in the political landscape. This paper analyses the role of prices, total land holdings and climate on land use in Australia. The analysis relates to a unique comprehensive coverage of commodity types at a regional level. An explicit treatment of missing data and the novel use of cluster analysis is employed within a partial adjustment framework for modelling land allocation. The majority of commodity types across regions exhibit significant degrees of slow partial adjustment for land allocation, the frequency of slow adjustment is greatest with crops and livestock and weakest for vegetables. In general, relative own and cross prices, total land holdings and rainfall only have a minor impact on short‐term land allocations, however numerous individual commodity/regional combinations have identified significant short‐run impacts. 相似文献
33.
This paper discusses the implications of learning theory for the analysis of games with a move by Nature. One goal is to illuminate the issues that arise when modeling situations where players are learning about the distribution of Nature's move as well as learning about the opponents' strategies. A second goal is to argue that quite restrictive assumptions are necessary to justify the concept of Nash equilibrium without a common prior as a steady state of a learning process. 相似文献
34.
The existing research of aggregate statistical analysis on the relationship between telecommunications and economic development is largely organized around the hypothesis that telephone growth fosters economic development. Although considerable evidence supports that hypothesis, there is also a growing realization that the growth of telecommunications, in turn, requires a sound economy. The existing research, however, ignores the reciprocal relationship between these two variables. Employing Singapore data, this article formulates a simultaneous equation model to assess the reciprocal relationship between telecommunications and economic development. These data support the reciprocal relationship hypothesis. Policy implications of the findings are also discussed. 相似文献
35.
Eddie Chamisa Musa Mangena Hamutyinei Harvey Pamburai Venancio Tauringana 《Review of Accounting Studies》2018,23(4):1241-1273
We examine the value relevance of inflation-adjusted (IA) and historical cost (HC) amounts in a hyperinflationary economy. Using a unique dataset drawn from annual reports of firms listed on the Zimbabwe Stock Exchange from 2000 to 2005, we find that both sets of amounts are value relevant but HC amounts are superior to IA amounts. We also show that inflation gains and losses provide incremental information content beyond that provided by the HC amounts and that the power of this incremental content model is equivalent to that of the HC model but superior to that of the IA model. Further analyses indicate that, in periods of relatively low inflation, HC amounts are more value relevant, while in periods of relatively high inflation, the two sets of amounts are equally value relevant. Finally, we show that HC amounts have a greater ability to predict future cash flows than IA amounts, which suggests that the superiority of their value relevance stems from this. 相似文献
36.
This study examined the drivers of climate change innovations and the effects of these innovations on firm outcomes in a sample of 203 firms in the South Australian wine cluster. The results of structural equation modeling analysis suggest that absorptive capacity has a direct effect on climate change innovations, and stimulates knowledge exchanges (KEs) between firms in the cluster. KEs between firms in the cluster in turn directly affect the climate change innovations. The findings suggest a perhaps counterintuitive interrelationship between firm- and cluster-level impacts, in which KEs between firms in the cluster play a partial mediating role in the innovation process. The study further finds that climate change innovations are related to firm performance (FP) and reductions in greenhouse gases (GHGs): mitigative innovations lead to greater GHG reductions while adaptive innovations impact on FP. Contributions of the findings are discussed, as are future research directions. 相似文献
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38.
The concept of ‘university’ has been around for centuries and yet the majority of British Universities have yet to reach their 50th birthday. The higher education sector has been through extensive change over a relatively short period of time and this is likely to continue in the future. This paper presents the results of a futures study focussed on the Higher Education sector in the UK in 10 and 25 years time. Following an extensive, broad ranging literature review covering business, education, futures, and socio-political texts and studies, a series of scenarios were developed for the future of the sector as a whole. This study differs from other studies in its field as it is does not focus on individual institutions, but rather at the environmental factors that are going to impact on the sector, setting out a range of scenarios within which institutions will need to shape their individual futures. Five scenarios are presented in this paper with their underlying driving factors, and their implications for the academic workforce being employed in the sector. 相似文献
39.
This paper explores the changing role of the university developed and changed over time, and how this is likely to change further in the next 25 years. By drawing on scenarios for the future of the HE sector in the UK in 2035, the article argues that postgraduate research students will be the key factor that sustains the future of the Academy as universities focus more and more attention on the teaching of ever increasing numbers of undergraduate students. The paper highlights the danger of a divide occurring between the idea of the university and the notion of the Academy in the future, and the essential role that research students will play in ensuring this divide remains bridged. The article argues that it is imperative for universities to expand their postgraduate research degree provision if the Academy is to continue in the future as the foundation to knowledge creation. 相似文献
40.