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Infrastructure-Economic-Growth-and-Poverty-A-Review



Policy Research Working Paper
9258
Infrastructure, Economic Growth, and Poverty
A Review 
Govinda Timilsina
Gal Hochman
Ze Song 
Development Economics 
Development Research Group
May 2020
Public Disclosure Authorized
Public Disclosure Authorized
Public Disclosure Authorized
Public Disclosure Authorized


Produced by the Research Support Team
Abstract
The Policy Research Working Paper Series disseminates the findings of work in progress to encourage the exchange of ideas about development 
issues. An objective of the series is to get the findings out quickly, even if the presentations are less than fully polished. The papers carry the 
names of the authors and should be cited accordingly. The findings, interpretations, and conclusions expressed in this paper are entirely those 
of the authors. They do not necessarily represent the views of the International Bank for Reconstruction and Development/World Bank and 
its affiliated organizations, or those of the Executive Directors of the World Bank or the governments they represent.
Policy Research Working Paper 9258
How much an economy should invest in its physical infra-
structure is a crucial question being asked by policy makers 
from developing countries where financial resources for eco-
nomic development are limited. This paper aims to address 
this question by bringing insights from the literature that 
investigates the relationship between infrastructure invest-
ment, economic growth, and poverty alleviation. The study 
shows that there is no consensus among the existing studies, 
which are mostly focused on industrialized economies, on 
the relationship between public investment and economic 
growth. Studies that investigate the relationship between 
physical infrastructure and economic growth mostly con-
clude that there exists a positive relationship. This is also 
true between physical infrastructure and income inequality, 
as reported by a few studies. This study also identifies many 
gaps in the literature and highlights the need for further 
studies to narrow them.
This paper is a product of the Development Research Group, Development Economics. It is part of a larger effort by the 
World Bank to provide open access to its research and make a contribution to development policy discussions around the 
world. Policy Research Working Papers are also posted on the Web at http://www.worldbank.org/prwp. The authors may 
be contacted at gtimilsina@worldbank.org.



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