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351.
我国是粉煤灰资源大国,低等级粉煤灰由于活性低,在利用上受到限制,造成很大的资源浪费。为解决低等级粉煤灰应用问题,参阅大量国内外文献,由粉煤灰特性入手,综合阐述了低等级粉煤灰在混凝土中的利用情况及研究进展,并将过热蒸汽气流磨应用于低等级粉煤灰处理,拓展了低等级粉煤灰的应用领域。 相似文献
352.
一、国有煤炭企业面临的突出问题1产业接替问题。一是煤炭资源枯竭,威胁企业生存。建国以来,煤炭长期短缺,为满足国家建设需要,国有重点煤矿长期超强度开采,造成资源锐减,矿井急剧衰老。现有94个国有重点煤炭企业中,因资源减少趋向衰老的有32个,占1/3。... 相似文献
353.
中国-东盟FTA贸易效应实证研究 总被引:5,自引:0,他引:5
中国-东盟自由贸易区(CAFTA)的成立对中国和东盟国家具有重要的经济与政治意义。本文利用一个扩展后的引力模型对CAFTA的贸易效应进行了实证分析。结果显示:CAFTA对区内贸易具有显著扩大效应的同时也显著地促进了与非成员之间的贸易;CAFTA符合"自然的贸易伙伴"的事前贸易关系紧密和空间距离接近标准;同时,CAFTA成员间产品出口结构以互补性为主;进一步降低成员间贸易壁垒、加强贸易合作对CAFTA成员间和世界贸易的扩大具有积极意义。 相似文献
354.
Conflict is a pivotal variable influencing team decision performance. This article reviewed literature on intragroup conflict
and studied how different types of conflicts affect perceived team decision quality and satisfaction. We conducted a survey
on 156 managers and found that the task-relationship conflict dimensions are also valid in the Chinese context. We also found
that both task conflict and relationship conflict are negatively related to team members’ decision satisfaction. Relationship
conflict acts as a mediator between task conflict and decision satisfaction.
__________
Translated from Guanli pinglun 管理评论 (Management Review), 2007, 19(7): 10–15 相似文献
355.
三峡移民精神报告会在渝州大地举行了一场又一场,广大移民“舍小家,为国家”、移民党员干部“宁可苦自己,决不误移民”的崇高精神,极大地感动和震撼了山城人民,巴渝大地处处传唱着三峡,移民精神。日前,市委书记黄镇东、市长王鸿举分别就学习弘扬三峡移民精神作出重要批示,让三峡移民精神唱响重庆、感动中国。[编者按] 相似文献
356.
Reinhart Schmidt 《Journal of Banking & Finance》1984,8(2):357-370
This study addresses the early warning of debt rescheduling by developing countries. The early warning capability of different statistical methods is compared by using the same data base, i.e., 52 countries from 1974 to 1978. The results especially show that cluster analysis techniques don't do well and that multiple discriminant analysis is inferior to logit analysis. The integration of qualitative and projected data is proposed in order to arrive at bank-specific systems. 相似文献
357.
In this paper we examine the intertemporal volatility structure of Eurocurrency rates of five different maturities ranging from seven days to twelve months for six Euro CD currency denominations spanning the 1986–1992 period. the analysis used the common ARCH-feature testing methodology recently developed by Engle and Kozicki (1993). First, the results indicate presence of ARCH effects in the Eurocurrency rate series. This result suggests that modelling of Eurocurrency rates requires the inclusion of time-varying risk premia. Second, our evidence reveals that short- and long-term Eurocurrency rate series have the same volatility process. the results point out that a common time-varying volatility process characterises most Eurocurrency rate series across maturities and currency denominations. Hence, the common ARCH results imply that a common time-varying variance model would be the appropriate specification of the conditional heterscedasticity for most Eurocurrency rates. 相似文献
358.
The purpose of this paper is to apply Aristotle's theory of causation to the administrative realm in an attempt to provide the manager/student with a more complete basis for organizational analysis. The authors argue that the traditional approach to administrative case studies limits the manager's/student's perspective to the positivistic world view at the expense of a more encompassing perspective which can be achieved through the use of an Aristotelian approach. Aristotle's four-part theory of causation is juxtaposed with contemporary views of organizational ideology/philosophy, culture, climate and leadership, and staff or personnel. The Mazda automobile plant in Flat Rock, Michigan is provided as a sample case study to demonstrate the comprehensiveness of the Aristotelian method in organizational contexts.David Cruise Malloy is an assistant professor in the Faculty of Physical Activity at the University of Regina, Canada. He has recently completed his PhD. in Education (Educational Administration) at the University of Ottawa where his research focus was ethical decision making in administrative contexts.Donald L. Lang, PhD. is the chief psychologist in the Directorate of Recruiting and Selection for Canadian Armed Forces. His research centres around the impact of values upon organizational commitment and motivation. 相似文献
359.
Previous work on the exposure of firms to exchange rate risk has primarily focused on U.S. firms and, surprisingly, found stock returns were not significantly affected by exchange‐rate fluctuations. The equity market premium for exposure to currency risk was also found to be insignificant. In this paper we examine the relation between Japanese stock returns and unanticipated exchange‐rate changes for 1,079 firms traded on the Tokyo stock exchange over the 1975–1995 period. Second, we investigate whether exchange‐rate risk is priced in the Japanese equity market using both unconditional and conditional multifactor asset pricing testing procedures. We find a significant relation between contemporaneous stock returns and unanticipated yen fluctuations. The exposure effect on multinationals and high‐exporting firms, however, is found to be greater in comparison to low‐exporting and domestic firms. Lagged‐exchange rate changes on firm value are found to be statistically insignificant implying that investors are able to assess the impact of exchange‐rate changes on firm value with no significant delay. The industry level analysis corroborates the cross‐sectional findings for Japanese firms in that they are sensitive to contemporaneous unexpected exchange‐rate fluctuations. The co‐movement between stock returns and changes in the foreign value of the yen is found to be positively associated with the degree of the firm's foreign economic involvement and inversely related to its size and debt to asset ratio. Asset pricing tests show that currency risk is priced. We find corroborating evidence in support of the view that currency exposure is time varying. Our results indicate that the foreign exchange‐rate risk premium is a significant component of Japanese stock returns. The combined evidence from the currency exposure and asset pricing analyses, suggests that currency risk is priced and, therefoe, has implications for corporate and portfolio managers. 相似文献
360.