生产性服务业对制造业生产效率提升效应的实证分析——基于中国城市面板数据的空间计量分析

依托生产性服务业的发展带动制造业生产效率的提升,对于中国制造业转型升级具有重要意义。基于2005-2016年中国239个城市层面的面板数据,运用空间面板计量模型（SEM和SAR）,并且构建地理邻接与地理距离两种空间权重矩阵,实证分析了生产性服务业对制造业效率的提升作用。研究表明,生产性服务业不仅可以提升本地区的制造业效率,而且通过空间溢出效应提升其邻近地区的制造业效率。各个区域的生产性服务业对制造业效率的提升作用存在一定的差异,其中长江三角洲地区的提升作用明显高于其他地区,而中部地区的提升作用最小,并且中部地区的空间溢出效应不显著。     

Caribbean ,More than Myths

Have you ever watched the movie of Pirates of the Caribbean?This Hollywood movie hit several headlines in its time and pushed a charming and mysterious Caribbean under limelight.The Latin America and the Caribbean area caught the world's eyesight,so from China.On February 27th,the fourth session of CASS (Chinese Academy of Social Sciences)International Forum focus on Latin America and the Caribbean affairs was heldin Beijing,China.     

Super Ministries,Better Administration

Chinese lawmakers on March 15th endorsed a State Council proposal for institutional overhaul of the central government,which involves the establishment of＂super ministries＂concerning energy,transport,industry and environmental protection.     

医学图像基本预处理简析

图像处理技术已广泛应用于各种医学应用领域,在医学图像处理技术的帮助下使得医生对疾病的诊断变得更加容易,同时还降低了误诊率.本文对图像增强、边缘检测、细胞形态学分析相关技术进行了阐述,提出自已的观点.     

Changing Prices in a Weak Housing Market

Since November 2007,the trade volume of commercial housing has witnessed a drop across China.With the downturn of real estate,there have been numerous reports that housing prices are headed down.Headlines in newspapers have read＂House Prices Falling Faster in Shenzhen＂or＂Are Housing Prices in Guangzhou Reaching the Inflection Point？＂It is even reported that a guest on CCTV＇s Half-Hour Economy declared a 20 percent drop in housing prices in Guangzhou.     

经济困境中广告代理的出路

在现在全球经济衰退的情况下，我们不知道一切是否会往积极的一面发展。这个时期，人们都非常关注投资的有效性，要做出各种各样的选择，首要的是要根据顾客的需求，注重差异性。做强势品牌还是其他品牌，都必须要作出选择。     

过犹不及:管理层净语调对融资约束的影响研究

文本信息是企业信息披露的重要组成部分,以2010—2020年召开业绩说明会的中国A股上市公司为研究对象,利用文本分析方法进行文本信息提取,实证检验业绩说明会管理层净语调对融资约束的影响及作用机制。研究发现,管理层净语调能显著影响企业融资约束且两者之间呈现U型关系,意味着随着管理层净语调的增加,起初对缓解融资约束具有积极作用,超过拐点(0.591)后具有消极作用,存在“过犹不及”现象。机制研究发现,管理层净语调通过影响分析师关注进而影响企业融资约束,且明星分析师与非明星分析师的作用机制有所不同。此外,文本信息披露质量会对管理层净语调与融资约束之间关系产生异质性影响。研究结论拓展了文本语调对融资约束影响的研究,可以为信息使用者特别是中小投资者合理使用信息提供经验证据、为上市公司和监管部门改善信息披露质量提供决策参考。     

Investigation on Dumpling Issue——Remarks from China＇s State Council Information Office

From the very beginning of the dumpling incident,China has pay great concern on the problem and moved rapidly to find the reason and take further actions.Series of investigations carried in both countries by co-organized experts＇ team received a primary fruit as the true picture of the incident.Each time, China IS sparing no effort responsibly to solve the products quality dilemma,which other countries face in the same.     

Sino-America Dialogue Brings Long-term Cooperation

Dialogue between China and U.S. is various in channels, among which Sino-U.S. Strategir,Economic Dialogue paves way for a smoothly-going and long-term cooperation in bilateral relations.The dialogue focuses on bilateral and global strategic economic issues of common interests and concerns.     

Trade Promotion from Neighborhood

If you are considering to trade with companies in Japan or expanding your .business to Japan, we are ready to help from the very beginning.＂ You will find this greeting at the first sight on the Chinese website of Japan External Trade Organization （JETRO）. JETRO has committed itself in delivering highly efficient and quality services to meet the demand of internal and external customs including Japanese companies, hence winning a good reputation in the international trade arena. In recent years, with its priority in advancing business cooperation in South and East Asia, JETRO has made great achievement in promoting trade between China and Japan. Therefore, China＇s Foreign Trade interviewed Mr. Yoichi Maine, Deputy Director General of JETRO BEIJING.