نتایج جستجو برای: economic concentration

تعداد نتایج: 690863  

2003
Michael S. Dahl Bent Dalum Christian Ø. R. Pedersen

The geographic element through studies of cities and regions has recently been rediscovered in economic research. Understanding why economic activity tends to concentrate geographically is by many believed to hold important information for the understanding of economic growth and international trade in general. Early contributions of the classical location theory provide the first explanations ...

Journal: :JCP 2011
Zuhuai Yuan Li Yang Jing Han Keliang Wang

This paper uses measurement methods and selects relevant indicators from both quantitative and structural aspects, empirically analyses the relationship between financial development and economic development of 2000-2008 in more than 18 coalresourced cities in China. The results show that financial development takes a significant role in the economic development of coal-resourced cities. Howeve...

Journal: :Environmental science & technology 2008
Sarah E Pilgrim Leanne C Cullen David J Smith Jules Pretty

Accumulated knowledge about nature is an important part of people's capacityto manage and conserve the environment. But this ecological knowledge is now being increasingly lost. There have been few cross-cultural and quantitative studies to describe the phenomenon of its loss. Here we show a strong inverse correlation between ecological knowledge and income levels in and among India, Indonesia,...

Journal: :Lancet 2008
Shenglan Tang Qingyue Meng Lincoln Chen Henk Bekedam Tim Evans Margaret Whitehead

In terms of economic development, China is widely acclaimed as a miracle economy. Over a period of rapid economic growth, however, China's reputation for health has been slipping. In the 1970s China was a shining example of health development, but no longer. Government and public concerns about health equity have grown. China's health-equity challenges are truly daunting because of a vicious cy...

2011
Benjamin Hansen

Traditional economic models of criminal behavior have straightforward predictions: raising the expected cost of crime via apprehension probabilities or punishments decreases crime. I test the effect of harsher punishments on deterring driving under the influence (DUI). In this setting, punishments are determined by strict rules on Blood Alcohol Content (BAC) and previous offenses. Regression di...

2013
Michael Porter

Currently, one of the main directions is developing of development based on the clustering of economic operations of Kazakhstan, providing for the organization and concentration of production capacity in one region or the most optimal system. In the modern economic literature clustering is regarded as one of the most effective tools to ensure competitive businesses, and improve their business i...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم پایه 1391

a simple, rapid and low-cost scanner spectroscopy method for the glucose determination by utilizing glucose oxidase and cdte/tga quantum dots as chromoionophore has been described. the detection was based on the combination of the glucose enzymatic reaction and the quenching effect of h2o2 on the cdte quantum dots (qds) photoluminescence.in this study glucose was determined by utilizing glucose...

2004

Random blood glucose analysis by the use of the Trinder’s method was carried out to determine the prevalence of diabetes mellitus among Nigerians in Port Harcourt. The study population were randomly selected and classified into two socio-economic status as high or low based on affluent diet, occupation, income and access to medical care. The mean blood glucose concentration for the high socio-e...

Journal: :Environmental pollution 2011
A Arruti I Fernández-Olmo A Irabien

Air pollution by particulate matter is well linked with anthropogenic activities; the global economic crisis that broke out in the last year may be a proper indicator of this close relationship. Some economic indicators show the regional effects of the crisis on the Cantabria Region. The present work aims to evaluate the impact of the economic crisis on PM10 levels and composition at the major ...

Journal: :The Tohoku journal of experimental medicine 2009
Diah Ayu Maharani

Dental caries is one of the most prevalent infectious diseases in Indonesia. More than half of all cases are left untreated. This may be due to inequity in the use of dental care that is caused by economic and geographic barriers. Therefore, the objective of this study was to provide evidence of socioeconomic-related inequality and horizontal inequity in dental care utilization among Indonesian...

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