As an important carrier of Chinas new urbanization,characteristic town can inject new vitality into local development,thus it is of great significance to urban-
China has large population but little land.Such objective conditions determine that it is required to adhere to the policy path of"cherishing,rationally utilizi
The development of Internet finance has made the financial environment faced by college students more complicated.The level of financial literacy best reflects
[Objectives]To explore the effect of sodium selenite-chitosan compound preservative on storability of kumquats.[Methods]Under the condition of room temperature,
近年来,中国劳动力市场内忧外患,面临着巨大压力。国内层面,内在动力不足,劳动力短缺、人口老龄化、收入分配差距等老问题依旧困扰着各界。国外层面,技术进步、人工智能等新
Objective To establish an economic value added(EVA)performance evaluation system to maintain the competitiveness of pharmaceutical company A under the environme
Innovation is the soul of progress of a nation and the first driving force for development.Building an innovative country is the core of the national developmen
在天津市和平区44所中小学及幼儿园里,随处可见一个1.5米高、白黑相间的智能漂流书柜。它窝在教室角落,也置放在走廊拐角,触手可及。学生随手刷卡即可完成自助借阅,也留下了
根据2008—2018年企业金融化数据与股价同步性数据,本文实证研究了企业金融化对股价"同涨同跌"的影响.研究发现,随着企业金融化程度的提高,股价同步性先下降后上升,即两者呈现U型关系.机制检验发现,出于预防性动机的金融化对股价同步性的影响表现出"披露效应",能够提高信息披露质量,从而抑制股价同步性;出于投机性动机的金融化则表现出"遮掩效应",可能恶化委托代理问题,从而促进股价同步性.进一步分析发现,企业金融化与股价同步性之间的U型关系仅存在于熊市行情下,相对于牛市行情,企业金融化在熊市行情下更容易加剧股
Objective To briefly introduce the construction and operation of the National Sentinel Alliance for Adverse Drug Reaction(ADR)Monitoring,and provide reference f