Noise traders,firm-specific uncertainty and technical trading effectiveness

This is the first study to document evidence of technical trading effectiveness at firm level in the Chinese A-share market by investigating the relationship between excess profits of technical trading rules and firm-specific characteristics. Our results reveal that firms with higher excess profits from technical trading have more noise traders and higher institutional ownership and that those firms tend to be growth firms with lower liquidity and higher firm-specific uncertainty. Further analysis shows that the profitability of technical trading rules is unsustainable and the excess profits of the highest technical trading profit quintile portfolio disappear in the following year.     

Should sequels differ from original movies in pre-launch advertising schedule? Lessons from consumers' online search activity

Sequels have become a profitable strategy in the U.S. motion picture industry because of their strong name recognition. However, while the established positioning of a sequel may help insulate it from competing firms' advertising messages, its familiarity may cause moviegoers to be more easily satiated with advertising from the sequel. Therefore, this study examines how sequels differ from original concept movies in terms of their ad effectiveness. We focus our analysis on pre-launch periods, given these periods' importance in shaping the financial outcomes of motion pictures. We consider the weekly online search volume of a movie as a measure of consumer interest in it, and thus as an intermediate response to pre-launch advertising. We then develop a model that assumes ad effectiveness can decline, due to copy and repetition wearout, and increase, due to forgetting, over time. We find that copy wearout is greater for original movies, while repetition wearout and forgetting are greater for sequels. These findings suggest that sequels should allocate more in early pre-launch periods and less immediately before release, relative to originals, to maximize pre-launch consumer interest.     

财政补贴改革刍论

财政补贴是国家宏观调控的杠杆之一,但是,目前补贴不规范,财政补贴数额大、项目繁杂,补贴效果‘异化’,加大了社会不公。为了强化财政补贴杠杆功能,提高财政补贴效益,必须按照建立公共财政的要求,本着满足公共需要原则、弹性补贴制度原则和补贴方式间接化原则,改变“一刀切”和补贴刚性的局面,确保采暖费收支合理化,取消肉食、副食品、粮食等价格补贴,改革国有企业的亏损补贴制度。     

网络营销创新定位、运行模型及案例分析

网络营销的创新性质包括创新程度和创新效益两个方面。创新程度反映网络营销创新的影响力度,是过程性指标;创新效益反映网络营销的经济效应,是结果性指标。将创新度和效益度垂直相交构成一个二维平面,并将其分别划分为高低两个级别段,可形成四个定位模块,即触网型创新、网络实验型创新、网络营销专家和运营网络型创新。一般情况下,企业网络营销创新往往从触网型创新出发。进而上升到运营网络型创新阶段,但在网络营销实践中,某些创新运动并不是严格地起于触网型创新,而止于运营网络模型,更有逆向运行的情况存在。     

电信业顾客满意度测评指标体系的建立与检验

本文结合CS理论模型和电信业的具体业务,提出了电信业顾客满意度测评指标体系,并在预调查阶段运用信度分析和因子分析,证明了该指标体系的有效性和实用性.     

经济伦理与经济发展

经济发展不仅是一个要素投入与资源配置的过程 ,同时也蕴含着深刻的伦理规定 ,是一个价值选择和道德协调的过程。经济伦理对经济发展起着重要的影响作用 :在微观层面上 ,它是一种人力资本 ;在中观层面上 ,它是一种无形资产 ;在宏观层面上 ,它是一种社会资本。经济伦理通过降低交易成本 ,创造合作效益 ,促进资源的优化配置和社会经济的健康发展。同时 ,经济伦理作为一种特殊的经济资源 ,对经济发展的作用性质和方式具有特殊性 ,需要具体地去认识和把握。     

高职院校教学效能管理的思考

提高学校教学效能管理是现代教育管理的核心目标，是提高现代教育管理水平，实现学校效能的有效途径。本文分析了目前教学管理存在的问题以及教学效能管理研究的现状，归纳总结现代教学效能管理的特点，并对提高教学管理效能进行了深入思考。     

论我国商业银行操作风险管理

操作风险是商业银行面临的诸多风险中的一类,对商业银行的经营管理起到非常重要的作用,应该将其纳入商业银行全面风险管理体系,提高风险管理的有效性,并建立防范操作风险的长效机制。     

我国商业银行操作风险及其防范对策探析

操作风险是当前我国商业银行面临的主要风险之一，在很大程度上影响了我国银行业的经营安全和竞争力。通过对我国商业银行操作风险现状的分析及其与国际银行的比较，揭示了我国商业银行操作风险的特点及其与国际银行操作风险在表现形式上的差异；在对上述现象成因分析的基础上，为我国商业银行操作风险的防范与控制提出了措施和政策建议。     

简述PHC管桩的发展态势

通过对桩基常用施工方法的比较，阐述了预应力高强度混凝土管桩的优点和静压法沉桩施工工艺的先进性。特别对人们关注的可靠性和经济性等问题作了较全面的分析，认为在诸多型式的桩基中预应力高强度混凝土管桩将独占鳌头。