• 보건행정학회지
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• 제25권3호
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• pp.240-251
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• 2015

Background: Dentist's income is quite variable. We investigate the factors underlying the distribution of dental revenue and dentist income. Methods: Financial and structural variables of private dental practices(N=13,967) were examined with 2010 Economic Census microdata which include non-insurance revenue. We conducted quantile regression method(QRM) and ordinary least square(OLS) in treating skewness and heteroskedasticity of distributions. The effective estimation for the upper and lower range of distribution becomes possible by QRM. Results: Mid-career dentists are shown to have higher revenue and income. Male dentists achieve the higher revenue and income than female dentists in all quantiles. Group practices show lower income per owner than solo practices significantly. The revenue and income are increased with increasing size of clinics. The high cost in renting the clinic office is found to have a big positive effect on the revenue but a little positive effect on the income. Interestingly the density of dentists shows negative effect on the lowest quantile of the revenue but positive effect on the highest quantile. The lowest quantile of the revenue in the capital areas have the relatively high revenue. The lowest quantile of the income in metropolitan city show higher income than those in other areas significantly. Conclusion: The suggested QRM is shown to have more effective and efficient tool in finding out determinants of dentists' revenue and income of our concern. The results of this study are expected to be employed for dentists preparing for the opening practices in their organizational settings and locational selections. The distributional efficiency of dental human resources could be accomplished if policy makers guide dentists with this knowledge.

• 사회복지연구
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• 제49권1호
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• pp.51-83
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• 2018

본 연구는 IMF 이후 소득 차원에서의 분배 악화와 유사하게 시간사용의 분배에서도 소득계층간 격차가 심화되고 있는 지를 검토하고, 그 영향요인을 분석하였다. 이를 위해 다국가시간사용조사(MTUS)와 생활시간조사 자료를 활용하여 프랑스, 네덜란드, 스페인, 영국, 미국, 한국 등 6개국을 대상으로 다층분석(HLM)을 실시하였다. 주요 분석결과를 제시하면, 첫째, 분석대상 국가들에서 저소득층은 유급노동시간은 길고 여가시간은 짧은 반면, 고소득층은 유급노동시간이 짧고 여가시간은 긴 것으로 나타났다. 둘째, 한국의 저소득층은 비교 국가 중 유급노동시간이 가장 길고 여가시간은 가장 짧아, 일-여가 균형이 가장 낮은 수준이었고, 이러한 양상은 IMF 이후 회복되지 않고 있었다. 셋째, 다층분석 결과, 가구소득이 낮을수록 유급노동시간은 증가하고 일-여가 균형은 감소하여 장시간 노동이 특정 집단으로 귀결되는 시간 불평등 양상이 포착되었다. 넷째, 연평균노동시간은 유급노동시간을 증가시키는 반면, 가족정책지출, 재분배 정책, 소득보장정책은 유급노동시간을 감소시키는 요인으로 드러났다. 다섯째, 연평균노동시간은 일-여가 균형을 감소시켰으나, 가족정책지출, 재분배정책, 소득보장정책은 일-여가 균형을 증가시켰다. 본 연구의 의의는 IMF 이후 한국 사회에서 소득 분배뿐 아니라 시간 사용에서의 계층 간 불평등이 심화되어 왔음을 규명하였다는 것이다. 연구결과에 기초하여 본 연구는 시간을 재구조화하는 정책적 개입 전략으로 노동시간 규제 강화, 육아휴직제도 활성화와 소득대체율 실질화, 소득 재분배 관련 정책 확대, 소득보장과 시간보장 정책의 상호보완적 발전 등을 제시하였다.

• KDI Journal of Economic Policy
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• 제24권2호
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• pp.3-51
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• 2002

Income inequality in Korea has increased after the economic crisis, and the main reason for the widening of income distribution is due to the increase of the unemployed when analyzed using the Family Icome and Expenditure Survey(FIES). However, income inequality has not decreased although the rate of unemployment decreased after 2000. Further data bases for income-related statistics are necessary to examine the exact causes of changing income inequality as a whole since the FIES covers only statistics on urban employees' wage and salary in Korea.

• 품질경영학회지
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• 제46권1호
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• pp.95-112
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• 2018

Purpose: To find out the appropriate probability distribution of credit card usage behavior by considering the relationship among income, expenditure and credit card usage amount. Such relationship is enabled by Korea's especially high penetration of credit card. Method: Goodness-of-fit test and effect size statistic W were used to identify the distribution of income and credit card usage amount. A simulation model is introduced to generate the credit card transactions on individual user level. Result: The three data sets for testing had either passed the chi-square test or showed low W values, meaning they follow the exponential distribution. And the exponential distribution turned out to fit the data sets well. The r values were very high. Conclusion: The credit card usage behavior, denoted as the counts of users by usage amount band, follows the exponential distribution. This distribution is easy to manipulate, has a variety of applications and generates important business implications.

• 사회경제평론
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• 제31권3호
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• pp.1-27
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• 2018

본 연구에서는 문재인 정부 출범 후 1년 간 실시된 소득주도 성장정책을 평가하고 소득주도성장의 외연확장 과제를 모색해 보았다. 분수효과를 확대하고 낙수효과를 복원하며, 증세 규모를 뛰어넘는 재정의 확대가 필요함을 강조하였다. 그러나 한국경제가 여전히 풀기 어려운 두 가지 난제는, 인구감소에 따른 저성장의 기본 추세를 되돌리기 어렵다는 점과 한국 특유의 독과점 구조가 고착되어 자원배분의 경화현상이 치유하기 힘들 정도로 악화되었다는 점이다. 소득주도성장론에 입각한 정책이 분배를 조금 개선하는 정도의 노력에 머무른다면 그 효과는 제한적일 것이다. 진정으로 패러다임 전환을 원한다면 소득주도성장의 취지를 살리는 동시에 광범위한 개혁 과제에 도전해야 한다.

• 노동경제논집
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• 제28권1호
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• pp.135-156
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• 2005

본 연구에서는 자영업 부문의 소득분포 및 소득결정요인을 임금근로와 비교 분석하였다. 자영업 부문은 임금근로보다 소득편차가 크고, 부문내 이질성이 큰 집단이라는 점에서, OLS 추정과 더불어 분위회귀분석(quantile regression analysis)을 실시하였다. 주요 분석 결과를 보면, 첫째, 자영업주의 소득이 임금근로자보다 높으며, 소득분위가 높아질수록 자영업주와 임금근로자간의 소득격차가 확대된다. 둘째, 교육의 한계효과는 자영업주와 임금근로자 공히 소득분위가 높아질수록 증가하고 있어, 소득분위가 높은 집단일수록 교육에 대한 보상(가격)이 높다는 것을 알 수 있다. 단, 여성 자영업주의 경우는 예외로서, 소득분위가 높을수록 교육의 한계효과가 감소한다. 즉 소득분위가 높은 집단에 속하는 임금근로자와 남성 자영업주는 소득분위가 낮은 집단에 비해 노동시장에서 교육에 대한 보상이 더 큰 반면, 여성 자영업주는 소득분위가 높은 집단에서 교육에 대한 보상이 오히려 작다.

• The Journal of Asian Finance, Economics and Business
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• 제7권12호
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• pp.647-655
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• 2020

This study introduced income mobility analysis using pseudo-longitudinal panel data from Family Income and Expenditure Survey (FIES) to consider the dynamic process of individual's well-being through time. Since there is no comprehensive measurement of income mobility because of its dynamic process, various income mobility indices such as Chi-square, Average Jump Index, Atkinson et al. Mobility Ratio, and Shorrocks' Mobility Index were used. These indices revealed that Filipino households' income movements are more mobile than expected, and their income status improved from 2000 to 2015. As income mobility takes place, income inequality is reduced by 91.80 percent (91.80%). Furthermore, the growth effect is the main factor of income mobility. This indicates that households took the economic opportunities from economic growth to earn more. However, income mobility due to transfer effect (transfer of income from one household to another through lottery winning and borrowing) increased when the economy is not good. The higher income mobility due to growth effect compared to transfer effect, whether the economy is good or bad, means that households learned how to use their income in savings, investments, and entrepreneurship. This is the result of a successful financial literacy program of the government wherein households realized financial stability and security.

• The Journal of Asian Finance, Economics and Business
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• 제9권2호
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• pp.305-312
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• 2022

Each country's economic progress creates opportunities for its citizens to raise their income. Meanwhile, the country has secured the people's social security policies, particularly the protection of income equality, to promote harmonious and sustained economic development. Vietnam has been located in a dynamic economic development area in Southeast Asia since the 1986 economic reforms, with an annual growth rate of around 7%. Meanwhile, having achieved a middle-income status of roughly 3500 USD per person per year, Vietnam is attempting to maintain income equality and access to welfare systems for its inhabitants. As a result, the primary goal of this study is to use an autoregressive distributed lagged model to investigate the effects of income inequality and other economic factors such as foreign direct investment and trade openness on Vietnam's economic growth from 1992 to 2019. The research focuses attention on literature on income inequality, economic development indicators, and economic development in unique ways in this study. Income inequality slows the rate of change in economic development in the same year, according to our findings. Finally, the study will make policy suggestions to the Vietnamese government.

• 기술혁신학회지
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• 제8권spc1호
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• pp.433-450
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• 2005

This paper empirically traces out the determinants of Information and Communication Technologies (ICT) progress. Using cross-national evidence, it is found that a country's income level and its distribution affect the ICT progress, through their influences on home market demand pattern. This result holds even when controlling for other variables that affects ICT progress and a sub-sample of less developed countries. Based on the findings, it is possible to conjecture that ICT progress can be a plausible reason for the income polarization in the world. In addition, a country with higher levels of human capital accumulation and financial development is positively associated with the ICT progress, although the effects depend on the sample and model specifications. However, these results are based on crude theoretical backgrounds and estimations, which require for further studies in the future.

• East Asian Economic Review
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• 제23권3호
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• pp.261-284
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• 2019

This paper explores the ramifications of international outsourcing on unemployment, income distribution and welfare, which is an important but yet unresolved issue. Using the well-known Harris-Todaro (1970) model of sector-specific unemployment, it shows that the effects of outsourcing on employment, income-distribution and welfare depend on the sector in which the outsourcing occurs, whereby sectoral factor intensities, unemployment-outsourcing response and the dynamic stability condition play crucial roles. In particular, outsourcing in the manufacturing (primary) sector widens (narrows) income inequality by increasing (decreasing) the sectoral wage gap and raising (not affecting) the rental income of the capital owners in the economy. Moreover, outsourcing in the manufacturing (primary) sector can be welfare-decreasing (is always welfare-increasing) due to its negative (positive) employment effect mitigating (reinforcing) the primary gains from the outsourcing.