The top earners will benefit more from the economic recovery than the bottom earners will. Determinants of income inequality and its effects on. A case study on nigeria chisom stephannie adinde abstract there is mixed evidence in the literature regarding the relationship between income inequality and economic growth. This paper provides estimates of the withincountry effect that income inequality has on. In economies characterized by intergenerational rigidities, an increase in income inequality has persistent effectsfor example by hindering human capital accumulation thereby retarding future growth. Nonetheless, this issue is still far from resolved and, as explained in this article, the answer to the question of how unequal household income affects a countrys growth is still not clear, both from a theoretical and also empirical perspective. Income inequality and economic growth mo 2000 kyklos.
Causes and consequences of income inequality international. Introduction the recently increasing availability of income distribution data has led to a growing empirical literature regarding the in. Specifically, the 3 gini point rise in inequality that was the average for oecd states over the last 20 years meant 0. The main, direct, policy tool to reduce market income inequality is via taxes and benefits, which however may also have a negative direct effect on growth. The correlation between income inequality and economic growth is controversial. For the top 21 industrialised countries, counting each person equally, life expectancy is lower in more. Estimates of the model show that the relationship between inequality and gdp per capita growth is significantly decreasing in countries initial incomes. A regional comparative analysis agyemang eric bachelor of arts, university of ghana, 2010 a thesis submitted to the school of graduate studies of the university of lethbridge in partial fulfillment of the requirements for the degree master of arts in economics department of economics. Inequality could impair growth if those with low incomes suffer poor health and low productivity as a result, or if, as evidence suggests, the poor struggle to finance investments in education. A degree of inequality can act as a positive influence on economic growth in the short term. His work hypothesised an inverted ushaped relationship between income and inequality. The income share of the lower 90% group decreases with gdp growth while the income share of the top 1% group increases with gdp growth. Reducing income inequality while boosting economic growth. Trends in income inequality and its impact on economic growth.
In this paper, we are going to refer to the concept of economic equality. The literature proposes several transmission channels through which these effects may occur and even the existence of two different forms of inequality. The combined effects of decreased income growth and increased inequality suggests that corruption hurts the poor more than the rich in african countries. The relationship between economic growth and inequality has been studied by economists for more than a century. Pdf there is mixed evidence in the literature regarding the relationship between income inequality and economic growth. The transmission mechanism of the effects of income inequality on economic growth is derived from the model proposed by halter et al. Growth effects of income inequality according to theory the influence of income inequality on the development of real gross domestic product is transmitted through a number of mechanisms, and is not unambiguous.
Income inequality and economic growth sciencedirect. These results are significant at the 10% and 5% level, respectively. Inequality of opportunity, inequality of income and economic. Factors identified as having affected income distribution include the level of. The effects of economic growth on income inequality in the. Corruption, economic growth, and income inequality in africa. Inequality affects economies and societies, with growing evidence that excessive inequality may be bad for growth. Using comparable data on disposable income from the luxembourg income study, results suggest that inequality at the top end of the distribution is positively associated with growth, while inequality lower down the distribution is negatively related to. Economic growth, income inequality and poverty reduction. Income inequality can be reduced by higher income tax in a near steady state.
This column argues that greater income inequality raises the economic growth of poor countries and decreases the growth of high and middle income countries. The impact of the distribution of income on this relationship in particular, whether higher inequality lessens the reduction in poverty generated by growth is less clear. In light of this, it argues for a range of policies that would increase both equity and economic wellbeing. Income inequality definition, facts, and history of income. The estimations attained related with how income inequality effects economic growth are based on basic solow growth model 1956 and mankiw et al. Wages of the lowest paid rise faster than the average wage.
For instance, the world bank group has included among its key global objective for development the eradication of extreme poverty and boosting the incomes of the bottom 40% of developing countries. The economic consequences of income inequality huffpost. Dec 17, 2015 above all, we should be able to predict the effects of income inequality on economic growth, which was the topic of my doctoral dissertation. Kennedy used the metaphor of a rising tide that lifts all boats to explain the idea that growth is good for the poor as well as the rich. Jan 05, 2018 economic growth will reduce income inequality if. This thesis examines the effects income inequality has on economic growth, drawing on data from china. Above all, we should be able to predict the effects of income inequality on economic growth, which was the topic of my doctoral dissertation. Effects of income inequality on chinas economic growth. Initial levels of income inequality are important in determining how powerful an effect growth has in reducing poverty. The effects of income inequality on education policy and economic growth abstract fulltext html xml download as pdf size. If income inequality affects growth positively, it is possible that the poverty reducing impact of this growth offsets the direct adverse effect of inequality on welfare, and thus reason to tolerate relatively high income inequality. This indicates that the effects of income inequality on economic growth are much more complicated than what we have perceived or modeled.
While that roughly describes the pattern of income and inequality s growth in. Long term effects of globalization on income inequality. Endogenous growth theory says income inequality will enervate the growth of an economy thus government should try to redistribute the resources via fiscal instruments. The great rise of inequality let us start by examining the ongoing trends in income and wealth. Results from instrumental variables regressions show that in low income countries transitional growth is.
Human capital accumulation is an important channel through which income inequality affects growth. We have rather solid empirical evidence showing that income inequality and gross domestic product. However, the direct impact of income inequality on the rate of productivity growth accounts for more than 55 percent of its overall total effect. Inequality, poverty and economic growth sciencedirect. A case study on nigeria thesis pdf available june 2017 with 7,337 reads how we measure reads. Dec 09, 2014 specifically, the 3 gini point rise in inequality that was the average for oecd states over the last 20 years meant 0. On a 0100 scale known as the gini coefficient, where 0 means everyone has the same income and 100 means just one individual has it all, inequality spurred growth in. There are also models that claim that inequality will increase growth. A substantial literature analyzes the effects of income. Highlights we examine the effects of income inequality on economic growth.
The pandemic is having a noticeable impact on global economic growth. In the united states, the top 10% receive more than 50% of total income. Most ldcs experience growing inequality in income distribution with a majority of people remaining in poverty while a small elite captures a disproportionate share of gains from economic growth. There are also concerns that inequality may dampen educational opportunities and social mobility. Poverty, income inequality and economic growth economics. We find that a high level of inequality reduces gdp growth, but its. The welfare consequences of rising income inequality depend crucially on how it affects household consumption. However, some economists find empirical evidence of a negative correlation of about 0. Nintil on the effects of inequality on economic growth. Theoretical research shows that this effect can go in both directions, that is, from inequality to growth and vice versa see chapter 1.
This view was premised on keynes idea that average propensity to save increases with income level so that, by redistributing income in favour of the rich, the. Progressive taxation helps the economy in reducing inequality as individuals earning more has to pay marginally more as compare to poor people. Despite extensive research controversy remains on the effects of income inequality on economic growth. This paper proposes a simple model to reconcile the theory and evidence, and analyzes the relationship among income inequality, human capital accumulation and economic growth in a politico economic framework. Poverty and inequality imply absence of social justice. A key question is whether the type of growth enhancing policy reforms advocated fo r each oecd country and the briics in going for growth might have positive or negative side effects on income inequality.
This paper investigates the importance of the shape of the income distribution as a determinant of economic growth in a panel of countries. Effects of income inequality on the economic growth of. Tracking positive and negative effects of inequality on long. A metaanalytic reassessment of the effects of inequality.
Economic growth, financial development, and income inequality the paper finds that financial development contributes to reducing inequality up to a point, but as financial development proceeds further, it contributes to greater inequality. Higher inequality can encourage growth in a near steady state. With an increase in income inequality, it can be expected that growthpromoting incentives predominate, and that the gross domestic product gdp increases. However, both the growth effects of inequality and redistribution depend on the development level of the economies. A very large number of papers are cited and discussed. In fact, while the classical theory highlighted how income inequality is beneficial to economic development, a modern viewpoint has emerged to emphasize the potential adverse effects of income inequality on economic growth. An increase in income inequality can have both growth promoting and growth dampening effects see fig. In fact, while the classical theory highlighted how income inequality is beneficial to economic development, a modern viewpoint has emerged to emphasize the potential adverse effects of. The different effects of inequality on economic growth. Growth and its impact on economic trends in income inequality. Inequality can also influence growth positively by providing incentives for innovation and entrepreneurship lazear and rosen 1981, and, perhaps especially relevant for developing.
The first empirical chapter uses a newlydeveloped panel dataset at the province. Crossnational evidence of the effects of foreign investment and aid on economic growth and inequality. If inequality has a negative impact on longterm growth, a relevant policy question is how to promote a winwin process to reduce inequality and boost growth. Nevertheless, in the short run, the authors found no association between income inequality and economic growth except in japan. Effects of income inequality, researchers have found, include higher rates of health and social problems, and lower rates of social goods, a lower populationwide satisfaction and happiness and even a lower level of economic growth when human capital is neglected for highend consumption. Estimates so far indicate the virus could trim global economic growth by as much as 2. The effects of income inequality on economic growth.
The effects of income inequality on education policy and. Global economic effects of covid19 since the covid19 outbreak was first diagnosed, it has spread to over 190 countries and all u. The third group of studies includes the panel data analysis of the correlation between. Introduction the relationship between economic growth and the distribution of income is an important topic in macroeconomics. Jan 17, 2017 the relationship between economic growth and inequality has been studied by economists for more than a century. The role that income inequality plays in economic growth has also received quite a bit of attention in policy circles and the press recently. Impact on economic growth, oecd social, employment and. Many political economists have addressed this question by analyzing how income inequality affects the size of redistribution. How rising inequality hurts everyone, even the rich the. Economic growth, as this report argues, has become a spectator sport for.
The purpose of this paper is to investigate the effects of income inequality on the economic growth of brazilian states in the period from 1994 to 2014. The impact of income inequality on economic growth bertelsmann. Income inequality depresses economic growth since more people are making less money, and therefore have less to spend. The relationship between initial levels of income inequality and economic growth is a central question in growth and development literature. This paper develops a metaanalysis of the empirical literature that estimates the e. Ruralurban inequality and economic development the relationship between income distribution and economic development was first identified by the seminal work of kuznets 1955. However, empirical studies have not generally distinguished between these channels, nor have they considered the two forms of inequality and. In contrast, an increase in the income share of the bottom 20 percent the poor is associated with higher gdp growth. Theory shows that income inequality is a condition that prevails along with economic. The second group second group of research are based on mediumterm analysis of inequality and growth using panel or longitudinal data li and zou 1998, atkinson et al 2011 3.
In the paper, our aim rests on the relationship between economic inequality and economic growth, but different from others, we will also study the relationship between inequality and economic growth in the situation where consideration of effect of factor movement is included. The relation between economic growth and income inequality has long been a subject of debate. National and global income inequality are becoming a growing issue that will need to be addressed. In other views, a negative effect of income inequality on economic growth was also.
Does the profile of income inequality matter for economic. Pdf purpose this aim of this article is to investigate the effects of income inequality on the economic growth of brazilian states in the period. This paper is an empirical investigation of how income inequality affects economic growth. The impact of income inequality on the growth of an economy. Second, changes in inequality are positively affected by us gdp per capita growth and the market return.
Recent research has refocused attention on the impact of income inequality on economic growth. A regional perspective shibalee majumdar and mark partridge egalitarianism refers to the doctrine of the equality of mankind and the desirability of political, economic and social equality. The impact of income inequality on economic growth. In this paper, we expand upon this by asking whether inequality and poverty, separately or jointly, impact economic growth. In that regard, the high level of inequality that we have today requires a policy response leading to a more equitable and inclusive economy. Income inequality, economic growth, and the effect of. Income inequality cannot be reduced by income tax in the early stage of development. Pdf the impact of income inequality on economic growth. Inequality of opportunity, inequality of income and. Higher inequality at the top end of the distributi on may promote economic growth, a s it boosts the overall level o f savings available for investment. The effect that income inequality has on economic growth has recently received. Assessing the impact of income inequality on economic growth.
On the effects of inequality on economic growth by artir nintil most of the article tries to explain and analyze the economic consensus on whether inequality harms growth. What factors affect income inequality and economic growth. Equitable growth supports research and policy analysis on how trends in economic inequality and mobility and changes in the economy have affected the concentration of wealth, income, and earnings, and how these distributional shifts have affected the promise of economic security and opportunity. Pdf effects of income inequality on the economic growth of. The impact of income 0 inequality on economic growth.
On the other hand, if inequality affects growth negatively. A metaanalytic reassessment of the effects of inequality on. Economic growth, financial development, and income inequality. The economist explains how inequality affects growth the. Income inequality also means a serious decrease in the viability of social mobility for those in lower income brackets. We estimate a panel model where the relationship between inequality and gdp per capita growth depends on countries initial incomes.
Tracking positive and negative effects of inequality on. Specifically, if the income share of the top 20 percent the rich increases, then gdp growth actually declines over the medium term, suggesting that the benefits do not trickle down. Corruption, economic growth, income distribution, dynamic panel estimator, africa jel classi. Economic growth means an increase in national income, but does economic growth actually help to reduce relative poverty and income inequality or can economic growth exacerbate existing income inequalities. The paper empirically investigates, in the context of african countries, the determinants of income distribution and inequality, the effect of inequality on economic growth, and the channels through which inequality affects growth. Hence, this element tends to generate positive effects of inequality on investment and growth. Analogously, a business may be productive only if it goes beyond some threshold size. In the presence of creditmarket imperfections, these considerations favor concentration of assets. We use an economic model designed to exactly replicate the observed paths of numerous u. In this article we will discuss about the relation among poverty, inequality and economic growth. Effects of income inequality on economic growth vox, cepr policy.
However, several voices have subsequently warned of the negative effects of inequality on growth. The effects of income inequality on economic growth evidence. The relationship between aggregate output and income inequality is central in macroeconomics. We posit that the relationship between income inequality and economic growth is mediated by the level of equality of opportunity, which we identify with intergenerational mobility.
The effects of economic growth on income inequality in the us. Higher inequality can retard growth in the early stage of economic development. Effects of income inequality on economic growth vox, cepr. Pdf effects of income inequality on chinas economic growth. Data for 35 countries over different periods in the last four decades were employed.
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