• Title/Summary/Keyword: 지역간

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Genetic Relationship between Regional Areas and Analysis of Genetic Structure of Hanwoo(Korean cattle) Using Microsatellite Markers (Microsatellite Marker를 이용한 한우 집단의 지역별 유연관계와 유전적 구조 분석)

  • Oh, J.D.;Kim, J.D.;Kong, H.S.;Lee, J.H.;Hong, Y.S.;Jeon, G.J.;Lee, H.K.
    • Development and Reproduction
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    • v.10 no.2
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    • pp.141-146
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    • 2006
  • Genotype data from seven microsatellites typed in 231 animals were used to estimate the genetic structures of eight cow population distributed by regional area in Hanwoo (Korean cattle). In total, 53 alleles were detected from the genotyping of seven microsatellite markers. The average of expected heterozygosities ranged from 0.682 to 0.734 in 8 population of Hanwoo. Even though there were also some of alleles that were found in only specific regional population, similar frequency pattern for the most of alleles appeared in various 8 population. Genetic distances between populations were obtained using STDUPGMA method to construct a phylogenetic tree. The tree illustrated that most individuals were grouped on the basis of populations, distributed by the regional area. Some of genetic parameter on the basis of microsatellite gonotyping appears to provide a useful tool for examining the regional area kindship and genetic variation in Hanwoo.

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An Analysis of Non-linear Relationship between Local Government Size and Regional Economic Growth: Armey Curve Verification Using AMG Estimation Method (지방정부규모와 지역경제성장 간 비선형관계 분석: AMG 추정법을 이용한 Armey Curve 검증)

  • So-youn Kim;Suyeol Ryu
    • Journal of the Economic Geographical Society of Korea
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    • v.25 no.4
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    • pp.629-640
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    • 2022
  • This study analyzed the relationship between local government size and regional economic growth using regional data from 2002 to 2020. By dividing local government expenditure into social development expenditure and economic development expenditure, economic growth and the inverted U-shaped Armey curve were verified, and the optimal size of local government expenditure was examined. In particular, the AMG estimation method considering the cross-sectional dependence and regional heterogeneity existing in the panel data was utilized. As a result of the analysis, it was found that there was an inverted U-shaped relationship between local fiscal expenditure and regional economic growth. When the proportion of total local fiscal expenditure is 7.63% of GRDP and social development expenditure is 3.45%, it is found that the optimal size of expenditure can maximize the regional economic growth rate. Local governments should increase the effectiveness of public expenditure policies by considering these points.