Testing the Permanent Income and Random Walk Hypotheses for Turkey

There have been ongoing researches and debates on the dynamics of developing economies with structural changes within literature of economics since 1770s. Economics investigated some basic themes during Mercantilism and Physiocracy period and, however, shaped its scientific approaches together with...

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Main Authors: Faik Bilgili, Hayriye Hilal Bağlıtaş
Format: Article
Language:English
Published: EconJournals 2016-10-01
Series:International Journal of Economics and Financial Issues
Online Access:http://mail.econjournals.com/index.php/ijefi/article/view/2939
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author Faik Bilgili
Hayriye Hilal Bağlıtaş
author_facet Faik Bilgili
Hayriye Hilal Bağlıtaş
author_sort Faik Bilgili
collection DOAJ
description There have been ongoing researches and debates on the dynamics of developing economies with structural changes within literature of economics since 1770s. Economics investigated some basic themes during Mercantilism and Physiocracy period and, however, shaped its scientific approaches together with related techniques of philosophy/mathematics/statistics through the models of Classical, Keynesian, Neo-classical, Neo-Keynesian and Monetarist. Among these approaches, Permanent Income Hypothesis (PIH) and Random Walk Hypothesis (RWH) have been searching/analyzing the alternative consumption functions with related possible significant parameters since 1930s. This paper, first observes different income-consumption relations through decomposing them by using Autoregressive (AR) process to test the validity of Permanent Income Hypothesis, later, considers testing the Random Walk Hypothesis by decomposing permanent income into expected and unexpected parts throughout AR processes. Thereby, paper intends to explore, if exists, excessive smoothness and/or excessive sensitivity of consumption in Turkey by employing Turkish quarterly data for consumption and income, spanning from 1998:1 to 2012:1. Outcome of this paper indicates that consumption is found sensitive to changes in unexpected income as well as changes in expected income. Findings reveal overall that Absolute Income Hypothesis is confirmed in Turkish economy. Keywords: Consumption, Income Hypothesis, AR process, excessive sensitivity JEL Classifications: C22, D12, E21
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spelling doaj.art-a7d94a01d9074276867ad811328a5b462023-02-15T16:17:29ZengEconJournalsInternational Journal of Economics and Financial Issues2146-41382016-10-0164Testing the Permanent Income and Random Walk Hypotheses for TurkeyFaik Bilgili0Hayriye Hilal BağlıtaşErciyes University, KayseriThere have been ongoing researches and debates on the dynamics of developing economies with structural changes within literature of economics since 1770s. Economics investigated some basic themes during Mercantilism and Physiocracy period and, however, shaped its scientific approaches together with related techniques of philosophy/mathematics/statistics through the models of Classical, Keynesian, Neo-classical, Neo-Keynesian and Monetarist. Among these approaches, Permanent Income Hypothesis (PIH) and Random Walk Hypothesis (RWH) have been searching/analyzing the alternative consumption functions with related possible significant parameters since 1930s. This paper, first observes different income-consumption relations through decomposing them by using Autoregressive (AR) process to test the validity of Permanent Income Hypothesis, later, considers testing the Random Walk Hypothesis by decomposing permanent income into expected and unexpected parts throughout AR processes. Thereby, paper intends to explore, if exists, excessive smoothness and/or excessive sensitivity of consumption in Turkey by employing Turkish quarterly data for consumption and income, spanning from 1998:1 to 2012:1. Outcome of this paper indicates that consumption is found sensitive to changes in unexpected income as well as changes in expected income. Findings reveal overall that Absolute Income Hypothesis is confirmed in Turkish economy. Keywords: Consumption, Income Hypothesis, AR process, excessive sensitivity JEL Classifications: C22, D12, E21 http://mail.econjournals.com/index.php/ijefi/article/view/2939
spellingShingle Faik Bilgili
Hayriye Hilal Bağlıtaş
Testing the Permanent Income and Random Walk Hypotheses for Turkey
International Journal of Economics and Financial Issues
title Testing the Permanent Income and Random Walk Hypotheses for Turkey
title_full Testing the Permanent Income and Random Walk Hypotheses for Turkey
title_fullStr Testing the Permanent Income and Random Walk Hypotheses for Turkey
title_full_unstemmed Testing the Permanent Income and Random Walk Hypotheses for Turkey
title_short Testing the Permanent Income and Random Walk Hypotheses for Turkey
title_sort testing the permanent income and random walk hypotheses for turkey
url http://mail.econjournals.com/index.php/ijefi/article/view/2939
work_keys_str_mv AT faikbilgili testingthepermanentincomeandrandomwalkhypothesesforturkey
AT hayriyehilalbaglıtas testingthepermanentincomeandrandomwalkhypothesesforturkey