List of Articles Herfindahl-Hirschman index

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  1 - Investigating the effect of risk and competitiveness indicators of banks on systemic risk with the marginal expected shortfall (MES) approach using the GMM model
  meysam fadaee vahed mohammad Ali Dehghan Dehnavi ali divandari meysam amiry
  Systemic risk has been considered as one of the new concepts in the field of finance since 2008 and this risk is more considered in the banking industry due to the close relationship between banks in their daily operations. Therefore, identifying the factors affecting t More

  Systemic risk has been considered as one of the new concepts in the field of finance since 2008 and this risk is more considered in the banking industry due to the close relationship between banks in their daily operations. Therefore, identifying the factors affecting this risk in the banking industry is the main purpose of this study. In this study, the relationship between macroeconomic indicators (interest rate, economic growth rate and inflation), risk (liquidity and default risk) and competitiveness (Herfindahl-Hirschman index and asset size) using banks' data from 2009 to date and with The GMM data panel method was tested.The results of modeling show that there is a significant and direct relationship between default risk index (credit) and systemic risk of the banking industry. Also, in all competition indicators, including Herfindahl-Hirschman index and the size of banks, there is a direct relationship, and in macroeconomic indicators, the relationship between interest rates and inflation with the systemic risk of banks is direct and significant. Manuscript profile
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  2 - Investigating the Impact of Competition in the Product Market Using the Herfindahl-Hirschman Index on the Efficiency of Investing in Human Resources in Companies Listed on the Tehran Stock Exchange
  Hamid Reza Mohammadi Atefeh Abbasi
  Nowadays, Daneshgar human resources are considered as the most important ability of the organization to gain a competitive advantage and also the main intangible asset, and the organization believes that employees should be the basis for improving the quality and effici More

  Nowadays, Daneshgar human resources are considered as the most important ability of the organization to gain a competitive advantage and also the main intangible asset, and the organization believes that employees should be the basis for improving the quality and efficiency of all organizational processes The purpose of this study is to investigate the effect of competition in the product market using Herfindahl-Hirschman index on the efficiency of investment in human resources in companies listed on the Tehran Stock Exchange. The research data has been prepared using the library-documentation method and the statistical population of this research is the companies listed on the Tehran Stock Exchange during the period 1393 to 1398. Sampling was done by systematic elimination method and 124 companies were selected as a sample. This research is random, correlation and post-event. Multivariate regression technique using panel data method has been used to test the hypotheses. The findings showed that there is a significant inverse relationship between competition in the product market using the Herfindahl-Hirschman index and the efficiency of investment in human resources. Manuscript profile
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  3 - The Effect of Electronic Banking on Return on Equity for Selected Banks in Tehran Stock Exchange
  سید شمس الدین حسینی حمید فرامرزی عباد
  Electronic banking is a result of entering information and communication technology in the field of banking that led to reduced bank’s and costumer's costs. Use of electronic banking instruments such as automated teller machine (ATM) and point of sales (POS) has r More

  Electronic banking is a result of entering information and communication technology in the field of banking that led to reduced bank’s and costumer's costs. Use of electronic banking instruments such as automated teller machine (ATM) and point of sales (POS) has released delivery of banking services from the liabilities of time and location and affect the profitability of banks. This study has investigated the effect of electronic banking expansion on return on equity (ROE) in eight banks in the Tehran Stock Exchange included four private banks (Eghtesad novin, Parsian, Pasargad, Sina) and for state-owned banks that has been transferred their shares to the Stock Exchange (Saderat, Mellat, Tejarat, Post bank); in period of 1385-1393. Based on Generalized Least Square (GLS) approach and panel data method we found a significant positive effects between ROE and independent variables  such as ATM/Branch, SPOS, HHI and GDP .   Manuscript profile
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  4 - Creating Sustainable Income through the Cashew Nuts Value Chain (Evidence from Ghana)
  Nicholas Oppong Mensah Richmond Anaman Kingsford Nyarko- Fordjour Samuel Afotey Anang Anthony Donkor Jacqueline Twintoh
  10.22034/jon.2021.1931764.1115
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