Based on the database of China s A stock market between 2000 and 2004,this paper studies the empirical relationships among cumulative abnormal returns(CARs),price and volume around analysts research reports recommendation revisions from twelve brokers by three abnormal cumulative market model and event study method.
以我国12家主要券商研究机构的证券分析师推荐报告为样本,基于2000—2004年的沪深A股市场的全部股票价格与交易量数据库,采用三种不同的市场超额收益率模型和事件研究法,研究了我国证券分析师评级调整前后累积超额收益率、股票价格和交易量之间的经验关系,发现证券分析师增加到买入、增加到卖出、从买入中剔除评级调整对于投资者来说具有参考价值,但从卖出中剔除对于投资者不具备参考价值,证券分析师在作出从卖出中剔除评级调整时,对公司未来的盈利能力存在系统性乐观主义,研究结果为我国投资者正确使用证券分析师推荐报告提供了参考依据。
A method for grading dangers of pollution accidents;
环境污染事故危险源评级方法研究
The results of the biyearly perusal and grading among science and technology periodicals in Hunan Province since 1997 are analyzed and summarized.
对自1997年至今每2a进行一次的湖南省科技期刊审读评级的情况作了总结、分析。
Empirical Research on China s Security Analysts Recommendation Revisions Investment Value;
对证券分析师荐股评级调整价值的经验研究
American Credit Rating Industry and Its Future Regulatory Policy Adjustments
美国信用评级业及其未来的监管政策调整
Mitigation values scale up or down based on the con color of your attacker.
伤害吸收率会根据评估后敌人的颜色(与敌人的等级差)来调整.
field-controlled transistor
激励调整晶体三级管
Study on Objective Assessment System of Fabric Smoothness Grade;
织物平整度等级客观评估系统的研究
Evaluation and classification of rural residential land consolidation potential in Hebei Province
河北省农村居民点整理潜力评价分级
Q: Level cap's been moved to80. Are there new skills to go with it?
问题：等级最高上限调整到80级，是否有新的技能？
post adjustment class 10(Multiplier 63)
工作地点差价调整数第10级(乘数63)
After this meeting, we will begin reassignment of cadres at the army and divisional levels.
这次会议后，就要着手调整军师级干部。
High-Level Meeting on Employment and Structural Adjustment
就业和结构调整问题高级别会议
Chinese government is adjusting the structure of industries as well as elevating the economy.
中国政府将调整产业结构及产业升级。
Adjusting Xinjiang s Investment Structure to Promote Industry s Upgrading;
调整新疆投资结构 促进产业优化升级
The Western Area Industrial Structure Ecology Adjustment and upgrade;
西部地区产业结构生态化调整与升级
Quicken the adjustment of Shanxi industrial structure and optimizes the promotion;
加快山西产业结构的调整与优化升级
Several Relationships Should be Dealed with to Adjust and Promote the Industrial Structure;
产业结构调整升级要处理好几个关系
On the Adjustment and Upgrading of Industrial Structure During “the Tenth Five-year Plan”;
论“十五”时期产业结构的调整与升级
TECHNOLOGICAL INNOVATION AND ADJUSTMENT OF INDUSTRIAL STRUCTURE;
我国产业结构调整、升级与技术创新
Like the single-stage regulator, outlet pressure from the first stage of the two-stage regulator rises as cylinder pressure decreases.
同单级调整器一样，两级调整器的第一级的出口压力随钢瓶压力的降低而升高。