Investigating the Causal Relationship between Producer Price Index and Consumer Price Index for the Economy of Iran

Understanding the nature of the causal relationship among economic variables is crucial for the economic policy-makers and planners. So, this study investigates Granger causality between producer price index (PPI) and consumer price index (CPI) for the economy of Iran. From a policy-making point of...

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Main Authors: Mohebolah Motahari, Mohammad Reza Lotfalipour, Shahab Matin
Format: Article
Language:fas
Published: Tarbiat Modares University 2016-05-01
Series:پژوهشهای اقتصادی
Subjects:
Online Access:http://ecor.modares.ac.ir/article-18-10710-en.pdf
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author Mohebolah Motahari
Mohammad Reza Lotfalipour
Shahab Matin
author_facet Mohebolah Motahari
Mohammad Reza Lotfalipour
Shahab Matin
author_sort Mohebolah Motahari
collection DOAJ
description Understanding the nature of the causal relationship among economic variables is crucial for the economic policy-makers and planners. So, this study investigates Granger causality between producer price index (PPI) and consumer price index (CPI) for the economy of Iran. From a policy-making point of view, the findings of the study may inform economic policy-makers in pursuing effective anti-inflationary policies. To this end, monthly data are used over the period 1990- 2011. The results of the cointegration test indicate that there is a long-run equilibrium relationship between these variables. According to Hsiao test, there is bi-directional causality between consumer price index (CPI) and producer price index (PPI) in both short-run and long-run. Toda and Yamamoto test also indicate the bi-directional causal relationship between the variables. However, it seems that causality from PPI to CPI is stronger than that from CPI to PPI, supporting the Cushing and McGarvey (1990) hypothesis.
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spelling doaj.art-f4b34d467d964338bfa6d172fee073ef2023-06-15T20:21:44ZfasTarbiat Modares Universityپژوهشهای اقتصادی1735-67682980-78322016-05-01161141164Investigating the Causal Relationship between Producer Price Index and Consumer Price Index for the Economy of IranMohebolah Motahari0Mohammad Reza Lotfalipour1Shahab Matin2 Ph.D. Candidate in Economics, Ferdowsi University of Mashhad Professor of Economics, Ferdowsi University of Mashhad M.A Student of Economics, Ferdowsi University of Mashhad Understanding the nature of the causal relationship among economic variables is crucial for the economic policy-makers and planners. So, this study investigates Granger causality between producer price index (PPI) and consumer price index (CPI) for the economy of Iran. From a policy-making point of view, the findings of the study may inform economic policy-makers in pursuing effective anti-inflationary policies. To this end, monthly data are used over the period 1990- 2011. The results of the cointegration test indicate that there is a long-run equilibrium relationship between these variables. According to Hsiao test, there is bi-directional causality between consumer price index (CPI) and producer price index (PPI) in both short-run and long-run. Toda and Yamamoto test also indicate the bi-directional causal relationship between the variables. However, it seems that causality from PPI to CPI is stronger than that from CPI to PPI, supporting the Cushing and McGarvey (1990) hypothesis.http://ecor.modares.ac.ir/article-18-10710-en.pdfconsumer price indexproducer price indexcointegrationgranger causalityiran
spellingShingle Mohebolah Motahari
Mohammad Reza Lotfalipour
Shahab Matin
Investigating the Causal Relationship between Producer Price Index and Consumer Price Index for the Economy of Iran
پژوهشهای اقتصادی
consumer price index
producer price index
cointegration
granger causality
iran
title Investigating the Causal Relationship between Producer Price Index and Consumer Price Index for the Economy of Iran
title_full Investigating the Causal Relationship between Producer Price Index and Consumer Price Index for the Economy of Iran
title_fullStr Investigating the Causal Relationship between Producer Price Index and Consumer Price Index for the Economy of Iran
title_full_unstemmed Investigating the Causal Relationship between Producer Price Index and Consumer Price Index for the Economy of Iran
title_short Investigating the Causal Relationship between Producer Price Index and Consumer Price Index for the Economy of Iran
title_sort investigating the causal relationship between producer price index and consumer price index for the economy of iran
topic consumer price index
producer price index
cointegration
granger causality
iran
url http://ecor.modares.ac.ir/article-18-10710-en.pdf
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AT shahabmatin investigatingthecausalrelationshipbetweenproducerpriceindexandconsumerpriceindexfortheeconomyofiran