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71.
Mixed results have been documented for the performance of hedging strategies with the use of futures. This article reinvestigates this issue with the use of an extensive set of performance‐evaluation metrics across seven international markets. The hedging performances of short and long hedgers are compared with the use of traditional variance‐based approaches together with modern risk‐management techniques, including value at risk, conditional value at risk, and approaches based on downside risk. The findings indicate that use of these metrics to evaluate hedging performance yields differences in terms of best hedging strategy as compared with the traditional variance measure. Also, significant differences in performance between short and long hedgers are found. These results are observed both in sample and out of sample. © 2006 Wiley Periodicals, Inc. Jrl Fut Mark 26:677–702, 2006 相似文献
72.
73.
Colin Haslam 《Accounting Forum》2005,29(4):437-453
The National Health Service (NHS) Plan published in 2000 summarised Labour's commitment to modernising the NHS in England. The NHS would receive substantial additional funding bringing expenditure on health, as a share in national income, to levels comparable with a European average. The promise of secure financing from government promised to reduce uncertainty and facilitate medium term resource planning in the NHS. Extra funding, as outlined in the NHS Plan, would also be tied into capital and labour process reform(s) to ensure that investment translated into the much needed additional capacity to treat patients. During the period 1998–2003 funding for an average acute hospital has increased 50% in cash terms satisfying expectations set out in the NHS Plan. It is now an appropriate time to review progress. Using information collected for 20 acute hospitals, selected on the basis that they had started and completed PFI projects in the period 1998–2003. This paper constructs a physical and financial audit which is then used to reveal the degree to which acute hospital finances are now secure and the extent to which physical capacity to treat patients has been robustly transformed. 相似文献
74.
Jim Stretton 《Economic Affairs》1995,15(2):34-36
Misdirected regulation can be not merely ineffective but actually damaging to customers. Recent developments in the regulation of life assurance sales show how this can happen. 相似文献
75.
Although the link between trade and growth has long been discussed, systematic empirical investigation of the relationship has been undertaken only relatively recently. A number of time-series studies exist for individual countries in the area of export-led growth, but for Bangladesh there has been little work in this area. This study seeks to bridge an important gap in the literature, and is perhaps the first to use Johansen's multivariate framework taking the terms of trade as an additional variable for Bangladesh. The findings suggest that the direction of both long and short-term causality is from income to exports. This result is hardly surprising as, for most of the period covered, Bangladesh has followed an inward-looking strategy of development that discriminated against exports. 相似文献
76.
This paper examines the effect of attending a Catholic high school on educational outcomes. The statistical analysis is based on data obtained from the US National Educational Longitudinal Study. Using propensity score matching methods to control for selection bias, we find that Catholic schooling improves maths test scores, with stronger effects for males than for females, but appears to have little effect (if any) on reading scores. Catholic schooling also raises high school graduation rates and substantially increases the likelihood of enrolment in a 4‐year college. Use of the difference‐in‐difference method suggests that the effect of Catholic schooling on changes in maths scores is more muted, though still statistically significant. 相似文献
77.
78.
Temple (2002) argues that the inflation level used in Romer (1993) lacks power in revealing the policy intentions of monetary authorities, Temple also points out that Romer's use of the openness-inflation correlation cannot be explained by time consistency theory. In this article, we demonstrate that more open economies experience less inflation volatility and persislence. We attribute our findings to the hypothesis that monetary authorities in more open economies adopt more aggressive monetary policies. This pattern emerges strongly after 1990. Our results indicate that the near-universal regime shift in 1990 is not just a simple process of increased monetary policy aggressiveness, but an increased response to economic openness. 相似文献
79.
This article examines AT&T's efforts to deal with force management issues by developing Resource Linksm, an internal service unit that uses payroll management employees to help meet the variable work force needs of AT&T. Resource Link is discussed in terms of its contributions to increasing employment stability, improved learning, better governance, and helping to renew the psychological contract between employees and employers. The paper calls for future research in four major areas: skills development, teamwork, reward systems, and career management. It also addresses the potential applicability of this type of program to other firms. © 1995 by John Wiley & Sons, Inc. 相似文献
80.
For the UK, the 1980's was Margaret Thatcher's decade; the 1990's may be the decade of Europe. Thatcher's policies and her philosophy still have an impact on social and economic life. An examination is made of demographic changes, economic development, changes in consumption, changes in social attitude and changes in marketing channels that are taking place.Wealth has become more evenly spread throughout society although the bottom is worse off. The UK consumer is becoming more cosmopolitan with increased preference being shown for food and drink from mainland Europe. Another shift is towards increased amounts of both time and money being spent on leisure and in the rapid adoption of new classes of consumer good. There is evidence of the “greening” of the economy but individuals only seem willing to take individual action to “green” their lifestyle for a financial incentive. 相似文献