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51.
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Intraday jumps and US macroeconomic news announcements 总被引:1,自引:0,他引:1
Kevin P. Evans 《Journal of Banking & Finance》2011,35(10):2511-2527
This paper applies recent non-parametric intraday jump detection procedures to investigate the presence and importance of intraday jumps in US futures markets. More importantly, the paper investigates the extent to which statistically significant intraday jumps are associated with US macroeconomic news announcements. Jumps are prevalent, large and contribute heavily to total daily price variation. Approximately one third of jumps correspond to US macroeconomic news announcements, with pure announcement effects causing large increases in the absolute sizes of jumps and the informational surprise of the announcement explaining large proportions of the jumps. The statistical and economic significance of news-related jumps is confirmed by results that show higher volatility persistence, predictability of lower frequency returns, larger effects on microstructure variables, jump clustering and co-jumps from these jumps versus non-news-related jumps, although there are some interesting variations across asset classes. 相似文献
53.
Vijay Sethi Anand Jeyaraj Kevin Duffy Berkwood Farmer 《Journal Of Asia-Pacific Business》2017,18(4):262-274
Educators continue to utilize add-ons, extensions, or replacements to traditional Learning Management Systems (LMSs) to supplement capabilities and improve the classroom experience. This work resulted in the design and development of the Education Dashboards for Enhanced Learning (EDEL) template. The EDEL template enables faculty members to create dynamic web spaces called Knowledge Portals (KPortals). A semester-long introduction of KPortals proved to be positive and useful. Students tended to view the KPortal as a “go-to” webspace. The authors hope to refine the template in future studies and examine its usefulness in other countries. 相似文献
54.
This paper advances the conception of social entrepreneurs as caring entrepreneurs. We argue that the care ethics of social entrepreneurs, implying the pursuit of caring goals through caring processes, can be challenged when they engage in the process of scaling up their ventures. We propose that social entrepreneurs can sustain their care ethics as the essential dimension of their venture only if they are able to build a caring enterprise. Organizational care designates the set of organizing principles that facilitate the embedding of care ethics at an organizational level, beyond the imprinting induced by social entrepreneurs’ personal ethics. 相似文献
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Kevin Clinton Roberto Garcia-Saltos Marianne Johnson Ondrej Kamenik Douglas Laxton 《Journal of the Japanese and International Economies》2010,24(2):140-177
We use a version of the Global Projection Model covering the United States, Euro area and Japan to assess options for dealing with the looming risk of international deflation. The zero floor to interest rates constrains monetary policy. Confidence intervals, derived from stochastic simulations, indicate ranges of uncertainty. The results suggest a high probability of a declining price level for a couple of quarters in 2009. Suitable policy adaptations reduce the risk that this might turn into a prolonged, global deflation. These include: a price level path target for monetary policy, which would respond to previous, as well as expected, shortfalls from the desired inflation rate; a more stimulative fiscal policy; and an increase in the long-run target for inflation. 相似文献
57.
Kevin Hannam 《旅游业当前问题》2013,16(2-3):165-180
This paper analyses contemporary tourism management issues in India’s national parks. It begins by setting India’s national parks in the context of national parks globally, before examining the historical development of national parks in India itself. Based upon the author’s extensive qualitative research, the paper then discusses in general terms the tourism conflicts that have recently emerged in India’s national parks. It goes on to examine in detail the tourism management issues as they apply to a specific case study, namely the Rajiv Gandhi (Nagarahole) National Park located in the state of Karnataka. It is concluded that the voices of indigenous communities needs to be recognised in the management of the park and in terms of tourism development efforts. 相似文献
58.
Does the presence of corporate headquarters in a city affect the incomes of local charities? To address this question we combine data on the head office locations of publicly traded U.S. firms with information on the receipts of local charitable organizations. Cities like Houston, San Jose, and San Francisco gained significant numbers of corporate headquarters over the past two decades, while cities like Chicago and Los Angeles lost. Our analysis suggests that attracting or retaining the headquarters of a publicly traded firm yields approximately $3–10 million per year in contributions to local non-profits. Likewise, each $1000 increase in the market value of the firms headquartered in a city yields $0.60–1.60 to local non-profits. Most of the increase in charitable contributions is attributable to an effect on the number of highly-compensated individuals in a city, rather than through direct donations by the corporations themselves. The increased private sector donations from the presence of corporate headquarters do not seem to crowd out government grants to local charities. 相似文献
59.
This research extends overlapping streams of research examining asymmetric information, adverse selection, and buyer trust by presenting an empirical investigation of the process by which a market for “lemons” emerges in the claiming market for thoroughbred racehorses. The study focuses attention on the potential of quality signals and buyer trust to lessen the impact of adverse selection. Incorporating concepts from economics, marketing, and psychology, a conceptual model suggests that adversely selected racehorses, distinguished by an unintentional signal from sellers to potential buyers, will be priced lower than otherwise similar racehorses perceived to be less subject to adverse selection. Data from one day of claiming races at 16 American racetracks (744 racehorses) are used to test this study hypothesis. Results provide evidence for adverse selection and a mitigating quality signal in the thoroughbred claiming market. Implications for buyers and sellers in this market, as well as more general implications, are discussed and an avenue for future research is proposed. 相似文献
60.
We provide empirical tests of a general version of targeting theory that greater scrutiny could lead to executive abuses. Our results show that new CEOs under higher expectations or pressure are more likely to report meeting analyst forecasts; however, this apparent superior performance dissipates after excluding firms having characteristics synonymous with earnings manipulation. We find evidence that new CEOs under greater pressure are considerably more likely to engage in manipulation while the link between expectations and manipulation is much weaker. The results are strongest for new CEOs whose firms report meeting forecasts and do not “walk down” earnings estimates. 相似文献