Defense and Non-defense vs Debt: How does defense and non-defense government spending impact the dynamics of federal government debt in the United States?

This paper explores the dynamic relationship among defense and non-defense government spending, the government debt, and the output gap in the United States. We estimate structural vector auto-regression (SVAR) models for the full sample (1947:Q1 to 2021:Q1), as well as two sub-samples: (1947:Q1-198...

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Main Authors: Haydory Akbar Ahmed, Sharif Mahmood, Hedieh Shadmani
Format: Article
Language:English
Published: Elsevier 2022-01-01
Series:Journal of Government and Economics
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2667319322000210
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author Haydory Akbar Ahmed
Sharif Mahmood
Hedieh Shadmani
author_facet Haydory Akbar Ahmed
Sharif Mahmood
Hedieh Shadmani
author_sort Haydory Akbar Ahmed
collection DOAJ
description This paper explores the dynamic relationship among defense and non-defense government spending, the government debt, and the output gap in the United States. We estimate structural vector auto-regression (SVAR) models for the full sample (1947:Q1 to 2021:Q1), as well as two sub-samples: (1947:Q1-1980:Q1), during which debt-to-GDP ratio was falling, and (1981:Q1- 2021:Q1), during which the debt-to-GDP ratio was rising. The impulse responses (IRF) and forecast error variance decomposition (FEVD) are computed to analyze the dynamics objectively and systematically. The impulse responses for the full sample and the second sub-sample indicate that non-defense spending responds to a shock to the output gap in a counter-cyclical fashion. Moreover, we find significant evidence of the impact of debt-to-GDP ratio on both defense and non-defense spending. A shock to a debt-to-GDP ratio causes non-defense spending to rise on impact and fall over the forecast horizon in all three time intervals. Defense spending, however, responds differently to this shock. While it is not significantly impacted in the full sample, it decreases in the first sub-sample and increases in the second sub-sample. The results from variance decomposition also show that a shock to debt-to-GDP ratio can explain most of variations in non-defense spending and part of the variations in defense spending. These results confirm that debt to GDP ratio is an important determinant of both defense and non-defense spending especially in the most recent years, as both categories tend to decline in response to a shock to debt to GDP ratio. This reinforces the idea that policy makers should focus mostly on reducing debt and therefore reducing interest payments associated with debt accumulation to have greater flexibility in spending on different categories.
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spelling doaj.art-c6d4bdfb13d44191aeba2148f80efe532022-12-22T04:30:14ZengElsevierJournal of Government and Economics2667-31932022-01-017100050Defense and Non-defense vs Debt: How does defense and non-defense government spending impact the dynamics of federal government debt in the United States?Haydory Akbar Ahmed0Sharif Mahmood1Hedieh Shadmani2Corresponding author.; Department of Accounting, Economics & Finance, Munday School of Business, St. Edward’s University, 3001 S Congress Avenue, Austin, TX 78704-6489, USADepartment of Mathematics, University of Central Arkansas, 2199-2217 Bruce St, Conway, AR 72034 USADepartment of Economics, Charles F. Dolan School of Business, Fairfield University, 1073 N Benson Rd, Fairfield, CT 06824, USAThis paper explores the dynamic relationship among defense and non-defense government spending, the government debt, and the output gap in the United States. We estimate structural vector auto-regression (SVAR) models for the full sample (1947:Q1 to 2021:Q1), as well as two sub-samples: (1947:Q1-1980:Q1), during which debt-to-GDP ratio was falling, and (1981:Q1- 2021:Q1), during which the debt-to-GDP ratio was rising. The impulse responses (IRF) and forecast error variance decomposition (FEVD) are computed to analyze the dynamics objectively and systematically. The impulse responses for the full sample and the second sub-sample indicate that non-defense spending responds to a shock to the output gap in a counter-cyclical fashion. Moreover, we find significant evidence of the impact of debt-to-GDP ratio on both defense and non-defense spending. A shock to a debt-to-GDP ratio causes non-defense spending to rise on impact and fall over the forecast horizon in all three time intervals. Defense spending, however, responds differently to this shock. While it is not significantly impacted in the full sample, it decreases in the first sub-sample and increases in the second sub-sample. The results from variance decomposition also show that a shock to debt-to-GDP ratio can explain most of variations in non-defense spending and part of the variations in defense spending. These results confirm that debt to GDP ratio is an important determinant of both defense and non-defense spending especially in the most recent years, as both categories tend to decline in response to a shock to debt to GDP ratio. This reinforces the idea that policy makers should focus mostly on reducing debt and therefore reducing interest payments associated with debt accumulation to have greater flexibility in spending on different categories.http://www.sciencedirect.com/science/article/pii/S2667319322000210E32F17F32F66
spellingShingle Haydory Akbar Ahmed
Sharif Mahmood
Hedieh Shadmani
Defense and Non-defense vs Debt: How does defense and non-defense government spending impact the dynamics of federal government debt in the United States?
Journal of Government and Economics
E32
F17
F32
F66
title Defense and Non-defense vs Debt: How does defense and non-defense government spending impact the dynamics of federal government debt in the United States?
title_full Defense and Non-defense vs Debt: How does defense and non-defense government spending impact the dynamics of federal government debt in the United States?
title_fullStr Defense and Non-defense vs Debt: How does defense and non-defense government spending impact the dynamics of federal government debt in the United States?
title_full_unstemmed Defense and Non-defense vs Debt: How does defense and non-defense government spending impact the dynamics of federal government debt in the United States?
title_short Defense and Non-defense vs Debt: How does defense and non-defense government spending impact the dynamics of federal government debt in the United States?
title_sort defense and non defense vs debt how does defense and non defense government spending impact the dynamics of federal government debt in the united states
topic E32
F17
F32
F66
url http://www.sciencedirect.com/science/article/pii/S2667319322000210
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