نتایج جستجو برای: herfindahl and hirschman index

تعداد نتایج: 16866031  

بهزاد کاردان, محمد حسین ودیعی نوقابی مهدی امید فر

ادبیات تحقیق نشان می‌دهد که رقابت بازار محصول می‌تواند تأثیر غیرخطی بر رفتارهای شرکتی مانند تلاش مدیریت و فعالیت‌های نوآوری داشته باشد. این مطالعه، سعی دارد با استفاده از اطلاعات صورت‌های مالی شرکت‌های پذیرفته شده در بورس اوراق بهادار تهران طی سال‌های 1385 الی 1392، ادبیات تحقیق را با بررسی یک رابطه غیرخطی میان رقابت بازار محصول، با استفاده از شاخص هرفیندال - هریشمن؛ و کیفیت گزارشگری مالی، با ا...

2017
Johnny Kao Amanda Zucker Elizabeth A Mauer Andrew T Wong Paul Christos Josephine Kang

INTRODUCTION In recent years, major changes in health care policy have affected oncology practice dramatically. In this context, we examined the effect of practice structure on volume and payments for radiation oncology services using the 2013 Medicare Provider Utilization and Payment Data: Physician and Other Supplier Public Use File (POSPUF) for New York State radiation oncologists. METHODS...

Journal: :Cancer 2012
Ted A Skolarus Yun Zhang Brent K Hollenbeck

BACKGROUND Cancer survivors are particularly prone to the effects of a fragmented health care delivery system. The implications of fragmented cancer care across providers likely include greater spending and worse quality of care. For this reason, the authors measured relations between increasing fragmentation of cancer care, expenditures, and quality of care among prostate cancer survivors. M...

Journal: : 2022

Bankalar mali aracılık yapan önemli kurumlardır. Türkiye finansal sisteminde en büyük pay bankalara aittir. Dolayısıyla bankacılık sektörünün Türkiye’nin ekonomik yapısının şekillendirdiği söylenebilir. Mali aracı bankaların kredilendirme faaliyetleri yüzünden katlandıkları risklerden biri de kredi riski olup riskini arttıran unsurlardan “coğrafi yoğunlaşma”dır. “coğrafik yoğunlaşmaları” risk v...

Hamid Reza Horry Mehdi Nejati, Sayyed Abdolmajid Jalaee Esfand abadi, Siminossadat Mirhashemi Naeini

Granular residual is created in the banking network when there are a few large banks with many small banks. In this case, the effect of the shocks on each bank not lost in total that can lead to macro-economic consequences. The transmission of monetary policy through change in bank facilities is one of the key mechanisms affecting monetary policies. The power of transmission of monetary policy ...

Journal: :Int. J. Systems Assurance Engineering and Management 2016
Pankaj Sinha Sakshi Sharma

The paper studies the impact of bank specific, industry specific and macroeconomic factors affecting profitability of Indian Banks in a dynamic model framework. The persistence of bank profits and endogeneity of the factors have been accounted for using Generalised Method of Moments (GMM) as suggested in Arellano & Bond, 1991.The panel data for the study have been obtained from 42 Indian Schedu...

Journal: :Agronomy 2023

Agricultural industries are the foundation of modernization agricultural and rural areas in China. National Modern Industrial Parks (NMAIPs) provides a considerable nationwide platform for industries. We take 200 NMAIPs China as objects. Through spatial analysis, Herfindahl–Hirschman index, SBM-DEA model, we analyzed development characteristics regional differences from muti-level perspective n...

2000
Ching-Ta Chuang Yao-Hsien Lee

In the recent years, resource depletion of inshore and coastal fisheries has seriously impacted Taiwan. Local fishing communities’ economic profits in these fisheries have declined and resulted in lower earned incomes for the fishermen. These phenomena have lead many scholars, government agencies and fishing communities to evaluate the optimal number of operating vessels in these fisheries. Thi...

Journal: :Revista Produção Online 2023

Este artigo apresenta uma análise da composição das carteiras teóricas de ações que compõe o Índice Sustentabilidade Empresarial (ISE), gerido pela B3 (bolsa valores São Paulo), em seus 15 anos. Mensura a concentração na carteira teórica no período para setores, subsetores, segmentos e empresas, assim como analisa estas composições mais profundamente. Na mensuração foi utilizado índice Herfinda...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ولی عصر (عج) - رفسنجان - دانشکده ریاضی 1389

in this thesis, first the notion of weak mutual associativity (w.m.a.) and the necessary and sufficient condition for a $(l,gamma)$-associated hypersemigroup $(h, ast)$ derived from some family of $lesssim$-preordered semigroups to be a hypergroup, are given. second, by proving the fact that the concrete categories, semihypergroups and hypergroups have not free objects we will introduce t...

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