The Effect of Relative Price Changes on Income Distribution

Supportive policies that lead to significant relative price changes have widespread impact on income distribution that cannot be considered by adjusting expenditures with the consumer price index. While households have different consumption patterns in different income deciles, the Consumer Price In...

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Main Authors: soheila parvin, mahnoosh abdollah milani, Vahid Rezaei
Format: Article
Language:fas
Published: Allameh Tabataba'i University Press 2018-12-01
Series:Faslnāmah-i Pizhūhish/Nāmah-i Iqtisādī
Subjects:
Online Access:https://joer.atu.ac.ir/article_9827_3d9a2f7eddd82d0f837514fc59a51445.pdf
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author soheila parvin
mahnoosh abdollah milani
Vahid Rezaei
author_facet soheila parvin
mahnoosh abdollah milani
Vahid Rezaei
author_sort soheila parvin
collection DOAJ
description Supportive policies that lead to significant relative price changes have widespread impact on income distribution that cannot be considered by adjusting expenditures with the consumer price index. While households have different consumption patterns in different income deciles, the Consumer Price Index (CPI) measures changes in prices based on the pattern of consumption in the average-income households. To overcome the issue, this paper examines the impact of relative price changes on distribution of real income (real expenditure) based on the HSPI Index, which is calculated using the weights of goods in each household’s basket. The period under study is 2007-2015. To measure inequality, the Gini coefficient is used based on Ogwang method. The results show that in periods that price of foods increase more than other categories, income inequality is the more when calculated, respectively, based on Household Specific Price Index (HSPI) and Consumer Price Index (CPI) than Gini coefficient based on nominal expenditures. Because of higher share of foods in consumption basket of low-income households, higher relative price of this category leads to worsening of income distribution and loss of welfare for low-income class.
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spelling doaj.art-6c6adb166fb6481aaad1143e77c443122023-12-26T08:03:10ZfasAllameh Tabataba'i University PressFaslnāmah-i Pizhūhish/Nāmah-i Iqtisādī1735-210X2476-64532018-12-01187111910.22054/joer.2018.98279827The Effect of Relative Price Changes on Income Distributionsoheila parvin0mahnoosh abdollah milani1Vahid Rezaei2Professor, Faculty of Economics, Allameh Tabataba'i University, TehranAssociate Pprofessor, Faculty of Economics, Allameh Tabataba'i University, TehranMaster's Student in Economics, Faculty of Economics, Allameh Tabataba'i University, TehranSupportive policies that lead to significant relative price changes have widespread impact on income distribution that cannot be considered by adjusting expenditures with the consumer price index. While households have different consumption patterns in different income deciles, the Consumer Price Index (CPI) measures changes in prices based on the pattern of consumption in the average-income households. To overcome the issue, this paper examines the impact of relative price changes on distribution of real income (real expenditure) based on the HSPI Index, which is calculated using the weights of goods in each household’s basket. The period under study is 2007-2015. To measure inequality, the Gini coefficient is used based on Ogwang method. The results show that in periods that price of foods increase more than other categories, income inequality is the more when calculated, respectively, based on Household Specific Price Index (HSPI) and Consumer Price Index (CPI) than Gini coefficient based on nominal expenditures. Because of higher share of foods in consumption basket of low-income households, higher relative price of this category leads to worsening of income distribution and loss of welfare for low-income class.https://joer.atu.ac.ir/article_9827_3d9a2f7eddd82d0f837514fc59a51445.pdfinequalityspecial household price indexinflation
spellingShingle soheila parvin
mahnoosh abdollah milani
Vahid Rezaei
The Effect of Relative Price Changes on Income Distribution
Faslnāmah-i Pizhūhish/Nāmah-i Iqtisādī
inequality
special household price index
inflation
title The Effect of Relative Price Changes on Income Distribution
title_full The Effect of Relative Price Changes on Income Distribution
title_fullStr The Effect of Relative Price Changes on Income Distribution
title_full_unstemmed The Effect of Relative Price Changes on Income Distribution
title_short The Effect of Relative Price Changes on Income Distribution
title_sort effect of relative price changes on income distribution
topic inequality
special household price index
inflation
url https://joer.atu.ac.ir/article_9827_3d9a2f7eddd82d0f837514fc59a51445.pdf
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