Scaling of Growth Rate Volatility for Six Macroeconomic Variables

We study the annual growth rates of six macroeconomic variables: public debt, public health expenditures, exports of goods, government consumption expenditures, total exports of goods and services, and total imports of goods and services. For each variable, we find (i) that the distribution of the g...

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Main Authors: Boris Podobnik, Davor Horvatic, Djuro Njavro, Mato Njavro, H. Eugene Stanley
Format: Article
Language:English
Published: University of Economics and Human Sciences in Warsaw 2012-06-01
Series:Contemporary Economics
Online Access:http://ce.vizja.pl/en/download-pdf/id/242
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author Boris Podobnik
Davor Horvatic
Djuro Njavro
Mato Njavro
H. Eugene Stanley
author_facet Boris Podobnik
Davor Horvatic
Djuro Njavro
Mato Njavro
H. Eugene Stanley
author_sort Boris Podobnik
collection DOAJ
description We study the annual growth rates of six macroeconomic variables: public debt, public health expenditures, exports of goods, government consumption expenditures, total exports of goods and services, and total imports of goods and services. For each variable, we find (i) that the distribution of the growth rate residuals approximately follows a double exponential (Laplace) distribution and (ii) that the standard deviation of growth rate residuals scales according to the size of the variable as a power law, with a scaling exponent similar to the scaling exponent found for GDP [Economics Letters 60, 335 (1998)]. We hypothesise that the volatility scaling we find for these GDP constituents causes the volatility scaling found in GDP data.
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spelling doaj.art-3a221fe376294e48a629638336ccde592023-12-02T17:35:06ZengUniversity of Economics and Human Sciences in WarsawContemporary Economics2084-08452012-06-016219010.5709/ce.1897-9254.45Scaling of Growth Rate Volatility for Six Macroeconomic VariablesBoris PodobnikDavor HorvaticDjuro NjavroMato NjavroH. Eugene StanleyWe study the annual growth rates of six macroeconomic variables: public debt, public health expenditures, exports of goods, government consumption expenditures, total exports of goods and services, and total imports of goods and services. For each variable, we find (i) that the distribution of the growth rate residuals approximately follows a double exponential (Laplace) distribution and (ii) that the standard deviation of growth rate residuals scales according to the size of the variable as a power law, with a scaling exponent similar to the scaling exponent found for GDP [Economics Letters 60, 335 (1998)]. We hypothesise that the volatility scaling we find for these GDP constituents causes the volatility scaling found in GDP data.http://ce.vizja.pl/en/download-pdf/id/242
spellingShingle Boris Podobnik
Davor Horvatic
Djuro Njavro
Mato Njavro
H. Eugene Stanley
Scaling of Growth Rate Volatility for Six Macroeconomic Variables
Contemporary Economics
title Scaling of Growth Rate Volatility for Six Macroeconomic Variables
title_full Scaling of Growth Rate Volatility for Six Macroeconomic Variables
title_fullStr Scaling of Growth Rate Volatility for Six Macroeconomic Variables
title_full_unstemmed Scaling of Growth Rate Volatility for Six Macroeconomic Variables
title_short Scaling of Growth Rate Volatility for Six Macroeconomic Variables
title_sort scaling of growth rate volatility for six macroeconomic variables
url http://ce.vizja.pl/en/download-pdf/id/242
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AT davorhorvatic scalingofgrowthratevolatilityforsixmacroeconomicvariables
AT djuronjavro scalingofgrowthratevolatilityforsixmacroeconomicvariables
AT matonjavro scalingofgrowthratevolatilityforsixmacroeconomicvariables
AT heugenestanley scalingofgrowthratevolatilityforsixmacroeconomicvariables