نتایج جستجو برای: economic concentration

تعداد نتایج: 690863  

Journal: :Journal of Central European Agriculture 2022

The objective of this study is to evaluate the concentration and economic situation Hungarian arable crop partnerships. Financial data 853 partnerships between 2015 2019 were used from database Emerging Market Information System (EMIS). examined varied in farm size, sample with largest proportion being micro-partnerships. Around 15% account for almost half total assets net sales revenue can be ...

2016
Dongguo Lin Fangfang Li Qiuyi Wu Xiangkun Xie Wenjiao Wu Jie Wu Qing Chen Shuwen Liu Jian He

Influenza A virus (IAV) is a severe worldwide threat to public health and economic development that results in the emergence of drug-resistant or highly virulent strains. Therefore, it is imperative to develop potent anti-IAV drugs with different modes of action to currently available drugs. Herein, we show a new class of antiviral peptides generated by conjugating two known short antiviral pep...

امامیان, محمد حسن, عالمی, علی, فاتح, منصوره,

Background & Objectives: Non-Communicable disease (NCD) is a main group of diseases which are responsible for a large proportion of the Global Burden of Disease around the world. Although disparities in the NCDs' risk factors can affect the goals of health for all, less attention has been paid so far on this topic. In this study, we investigated socio-economic inequality in the NCDs’ risk facto...

2015
Lawrence Leung Han Han Mary Martin Jyoti Kotecha

INTRODUCTION Chronic non-cancer pain (CNCP) affects up to 50% of the world's population. It impacts negatively on quality of life; entailing high costs on our medical systems, and translates to economic burden due to work loss. Aetiology of CNCP is complex and multifactorial, embracing the somatosensory, cognitive and affective domains. Opioid analgesia and other invasive interventions are ofte...

2008
B. Wehner W. Birmili F. Ditas Z. Wu M. Hu X. Liu J. Mao N. Sugimoto A. Wiedensohler

The Chinese capital Beijing is one of the global megacities where the effects of rapid economic growth have led to complex air pollution problems that are not well understood. In this study, ambient particle number size distributions in Beijing between 2004 and 2006 are analysed as a function of regional meteorological transport. An essential result is that the particle size distribution in Bei...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده منابع طبیعی 1392

nowadays, air pollution is a global problem that has had significant growth by technology development, population growth andindustrial development. industrial development brought natural resources deterioration, more manufacturing products, and more environmental pollutants. if pollutant won’t be controlled, human-being and wildlife will face the critical risks. significant release and critical...

2015
Qianqian Li

This paper examines the impact of the concentration of the property insurance industry on economic growth in China. We first compute the Herfindahl-Hirschman Index (HHI) for the Chinese property insurance industry and establish a two-step system of generalized methods of moments (Two-Step SYS-GMM) estimation to compute the economic effect using a unique data set from the years 1980 to 2014. The...

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