the impact of price changes (at a level of market) on the other market levels (transfer of prices) will affect welfare of producers, marketing agents as well as consumers. in this study, asymmetric tea market is investigated through an application of johansen co-integration analysis and error correction model (ecm model) to time series of 1976-2009. co integration method used in the import mark...

this paper using generalized roeger's model calculated the lerner index for iranian active industries in 4-digit isic codes during the period 1995-2007. the findings indicate that the lerner index has been between 8 to 16 percent in 38 industries among 131 ones. the index also in different industries shows that more than 50 percent of iranian industries have monopolistic power such that th...

The purpose of this study is to analyze the possible relationship between industrial structure and economic development in rural areas South Korea. Accordingly, uses Herfindahl–Hirschman Index a two-step cluster analysis method conduct an empirical Chungcheongbuk-do as research object. results show that among 11 regions with concentrated structures, 2 changed from decentralized low employment 2...

Our objective is to establish whether the level of assets, liabilities, and income diversification Mexican banks related their profitability risk levels. Using financial information 15 key banks, between 2010 2021, along with Herfindahl-Hirschman Index a series polynomial regression analyzes, we calculated each bank. We also computed inflection points suggesting that need adopt an asset special...

Owing to a long-term, extensive development model and inadequate industrial planning, cases of atmospheric environment pollution frequently occur in Hebei province. By using such approaches as the Spatial Gini Coefficient, Herfindahl–Hirschman Index location entropy, this paper analyzes spatial-distribution characteristics pollution-intensive industries thermal power industry As shown, industri...

Purpose The relationship between real exchange rate and services export diversification is at the heart of this study. Design/methodology/approach analysis performed using a sample 113 countries over period 1985–2014, 2-step system Generalized Method Moments (GMM) approach. uses both Theil index Herfindahl–Hirschman concentration. Findings shows that full sample, effective appreciation induces ...

The vast increase in the number of forced migrants during European migration crisis has compelled receiving countries to concentrate on issues migrant reception and accommodation. This study aims demonstrate how patterns settlement Syrian Iraqi changed 2014—2019. We propose a new methodology, building Her­findahl-Hirschman index, an indicator level direction spatial concentration—deconcentratio...

The pattern of international agricultural trade is undergoing profound changes. influence country risks on the prominent. In this paper, we comprehensively analyze patterns and explore them. Specifically, first construct an network (IATN) based complex theory. Second, each country’s diversity import sources position countries in IATN using Herfindahl–Hirschman Index (HHI) indicators, such as in...