• 제목/요약/키워드: Panel Data Estimation Technique

검색결과 8건 처리시간 0.022초

소지역 실업률의 패널추정을 위한 일반화커널추정방정식 (Generalized kernel estimating equation for panel estimation of small area unemployment rates)

  • 심주용;김영원;황창하
    • Journal of the Korean Data and Information Science Society
    • /
    • 제24권6호
    • /
    • pp.1199-1210
    • /
    • 2013
  • 오늘날 높은 실업률은 대부분의 국가에서 중요한 문제 중의 하나이다. 한편 소지역의 노동 관련 통계에 대한 요구가 지난 몇년간 급속도로 증가하였다. 그러나 대부분의 공식통계를 생산하기 위한 표본설계는 대영역의 통계를 생산할 목적으로 설계되기 때문에 소지역의 경우 배정되는 표본조사단위수가 극히 적어 신뢰성 있는 통계 산출이 어렵다. 그리고 소지역 추정에 대한 대부분의 기존 연구들은 특정 시점에서의 추정에 국한되어 왔다. 그러나 대부분의 공식통계들은 월, 분기 또는 연 단위로 측정되는 패널자료이기 때문에 이를 고려한 추정방법이 필요하다. 본 논문에서는 패널자료의 분석을 위해 유용하게 사용되고 있는 일반화추정방정식의 비모수적 버전인 일반화커널추정방정식을 도출하여 조사시점을 고려한 소지역 실업률의 추정에 활용하는 방안을 제안한다. 모의실험을 통하여 일반화커널추정방정식 방법, 일반화추정방정식 방법 및 일반화선형모형과 비교한다. 그리고 2005년 1월부터 12월까지 경상남도 및 울산광역시의 25개 시군구의 경제활동인구조사의 패널자료에 위에서 언급한 세 가지 방법을 적용하여 해당 소지역의 월별 실업률을 추정한다.

The Effects of Governance on Remittances: Evidence from Cross-Country Panel Data

  • Cho, Jung-Hwan
    • Journal of Korea Trade
    • /
    • 제24권7호
    • /
    • pp.29-37
    • /
    • 2020
  • Purpose - This paper empirically investigates the relationship between country governance quality and worker remittances from foreign countries. Because remittances can be a source of funds for economic development and smoothing economic crises in developing countries, the related topic has been a concern for policy-makers and academic researchers. This paper divides the motives of remittances into altruistic and investment motives through existing papers, and then considers the governance quality the remittance receiving country as one of the determinants of remittances. Design/methodology - Our empirical model considers whether governance quality can affect the volume of remittances, and uses altruistic and investment factors studied in the literature. To do this, a two-step approach is taken. First, the panel data are examined via pooled OLS, random effects, and Tobit estimation. Second, the paper reduces six governance indicators into one variable, Governance, using the principal component technique (PCA) for a robustness check. Findings - The main findings can be summarized as follows. The negative governance variable in the estimation results shows a lower governance quality that induces workers to send savings to their home countries. This means that a country with poor governance quality seems to have more remittance inflows from abroad. It also reveals that poor governance quality is more relevant to an altruistic motive rather than an investment motive, in general. The positive per capita GDP variable shows the investment motive for developed countries. Originality/value - Existing papers have focused on various factors related to the motives of remittances. However, governance quality effects on remittance inflows have not been fully studied so far. This paper considers governance quality in an estimation equation explicitly as one of the determinants of remittances. This area of study is needed, in theory and empirically, in order to fully understand the relationship between governance and remittances.

The Impact of ICT Goods Imports on Economic Growth: Evidence from Asia-Pacific Countries

  • Yoon, Sang-Chul
    • Journal of Korea Trade
    • /
    • 제23권7호
    • /
    • pp.1-12
    • /
    • 2019
  • Purpose - This paper empirically investigates the relationship between Information and Communication Technology (ICT) goods imports and economic growth with a focus on the 13 Asia-Pacific economies during 2005-2016. In particular, this paper extends the study by breaking down the data of Asia-Pacific countries into High Income Countries (HICs) and Low Income Countries (LICs) according to the difference of income levels. Design/methodology - Our empirical model employs the standard growth model based on the Barro (1998)-type growth framework. Using static panel-data technique, we estimate the effect of ICT goods imports on economic growth in the 13 Asia-Pacific economies. In addition, we also estimate a difference of the ICT goods imports-economic growth link between HICs and LICs. Findings -The estimation results indicate that ICT goods import has a significant positive effect on economic growth, while ICT goods export has a positive but statistically insignificant effect on it. When we break down the panel data into HICs and LICs in order to gain further insight, ICT goods imports has been effective in spurring growth in only LICs but not in HICs. The other supplementary results show that both domestic investment (GCF) and life expectancy (LE) have a significantly positive impact on economic growth in both HICs and LICs. Originality/value - The main findings of the paper suggest that ICT goods imports has a positive effect on economic growth in only LICs but not in HICs. This result supports the so-called 'leapfrogging' hypothesis through ICT goods imports in the Asia-Pacific countries, in which LICs are gaining more from ICT goods imports than HICs.

What Prompted Shadow Banking in China? Wealth Management Products and Regulatory Arbitrage

  • SHAH, Syed Mehmood Raza;LI, Jianjun;FU, Qiang
    • The Journal of Asian Finance, Economics and Business
    • /
    • 제7권12호
    • /
    • pp.63-72
    • /
    • 2020
  • Shadow banking in China has been growing rapidly; banks use wealth management products aggressively to evade regulatory constraints. The loan-to-deposit ratio or LDR targets both sides of the balance sheet; loans in terms of asset-side, and deposits in terms of liabilities-side; banks needed to control and maintain both sides. Regulators restricted Chinese banks to maintain a 75% limit for their loan-depositratio. Banks' needed to either lower their loans or increase the deposits; WMPs helped banks to evade this limit. Banks issue more WMPs to control and manage a 75% statutory ceiling LDR. This WMPs-LDR positive association disappeared post-2015 period. This study empirically examined how Chinese banks use WMPs issuance to avoid regulatory constraints. Quarterly panel data for 30 top Chinese banks were used by analyzing pre-2015 (during the 75% LDR limit) and post-2015 (after removal of the LDR limit). This study also performed fixed-effects model as recommended by the Hausman specification test, with feasible generalized least squares FGLS estimation technique. The results of this study show that for the pre-2015 period, Chinese banks use issuance of WMPs aggressively to manage their LDR limit; this WMPs-LDR relationship disappeared post-2015 period. Moreover, SMBs use WMPs more eagerly as compare to Big4 banks.

한국의 무역상대국간 무역수지와 환율간의 장기관계분석: 패널분석의 적용 (Bilataral Trade Balance between Korea and Her Trading Partners: Using Panel Approach)

  • 김종구
    • 국제지역연구
    • /
    • 제14권1호
    • /
    • pp.185-202
    • /
    • 2010
  • 이 연구는 1999년 1분기부터 2008년 4분기까지 SITC 10개 산업분류 자료를 이용하여 우리나라 무역상대국인 인도네시아, 인도, 중국, 일본에 대한 무역수지와 환율간의 장기관계를 분석하였다. 실증분석은 소표본 문제를 완화하고 추정과 검정의 효율성을 제고시키기 위하여 비안정적인 패널자료에 대한 패널분석기법을 적용하였다. 그룹간 패널 DOLS로 산업분류별 무역상대국별 무역수지함수를 추정한 결과 패널전체의 경우 인도와 일본, 중국의 경우 Marshall-Lerner 조건을 지지하였으나 인도네시아의 경우 기각하였다. 개별 산업에 대해서는 인도네시아 2개 산업, 인도 5개 산업, 일본 4개 산업, 중국 6개 산업이 Marshall-Lerner 조건을 지지하였다.

우리나라 상장기업의 소유구조 결정요인에 관한 실증적 연구 : 패널자료로부터의 근거 (An Empirical Study on the Determinants of Ownership Structure of Listed Companies in Korea : Evidence from Panel Data)

  • 이해영;이재춘
    • 재무관리연구
    • /
    • 제20권2호
    • /
    • pp.41-72
    • /
    • 2003
  • 본 연구는 첫째, 우리나라 상장기업들의 소유구조결정요인을 식별하기 위하여 이론적 모형을 설정하고, 상장기업들의 횡단면 자료와 시계열 자료를 결합한 패널자료를 이용하여 이론적 모형을 실증적으로 분석하며, 둘째, 주식시장의 개방이라는 환경 요인이 우리나라에서 소유구조의 결정요인에 영향을 주는가를 확인하고, 주식시장의 개방 전후를 구분하여 기업의 소유구조를 결정하는 요인이 어떻게 변화하였는지를 분석하였다. 분석 결과, 본 연구에서 제시된 모형이 상당한 의미를 가지나, 모형의 설명력은 비교적 낮아 제시된 결정요인들이 대주주1인 지분율의 변동을 $9\sim11%$ 정도 설명하고 있으며, 본 연구에서 제시된 타인자본의존도, 배당, 자산특이성, 수익성, 성장성, 위험, 기관투자가 지분율, 재벌여부 가변수 등의 결정요인들이 통계적으로 의미있는 변수가 되고 있으나 다만 규모 변수만이 표본기간에 따라 통계적 유의성과 회귀계수 부호에 일관성을 보이고 있지 못하다. 또한 본 연구에서 제시된 주식시장의 개방이라는 환경적인 요인이 소유구조를 설명하는 의미 있는 변수가 되고 있으며, 주식시장의 개방을 전후 한 시점으로 나누어 소유구조결정요인의 변화를 분석한 결과 주식시장 개방이라는 환경변수는 소유구조결정요인에 긍정적인 영향을 미치고 있다.

  • PDF

Absorptive Capacity Effects of Foreign Direct Investment in Selected Asian Economies

  • ROY, Samrat
    • The Journal of Asian Finance, Economics and Business
    • /
    • 제8권11호
    • /
    • pp.31-39
    • /
    • 2021
  • This study empirically examines the proposition that the domestic fundamentals of a nation can emerge as absorptive capacity factors to reap the benefits of inward FDI. The study is contextualized in Asia, set from1982 to 2017, and data is grouped into low-income and lower-middle-income economies, in comparison to high-income and upper-middle-income economies, catering to different geographical regions within Asia. The investigation is based on a series of absorptive capacity factors such as infrastructure, human capital, domestic credit, and health indicator. The methodological analysis is premised on dynamic panel structure and employs the Generalized Method of Moments (GMM) estimation technique. The empirical findings suggest that that the infrastructure variable appears to be the major absorptive capacity factor for both groups of countries. The health indicator, on the other hand, can help reap the benefits of inward FDI, but only if the threshold level is met. The selected economies must achieve this threshold level to reap the benefits of FDI. To absorb the benefits of inward FDI, countries must be proactive in providing sound infrastructure and implementing proper healthcare measures.

Role of Information Sharing on the Impact of Foreign Banks' Penetration on Banking Competition

  • ZOHREHVAND, Azadeh;IBRAHIM, Saifuzzaman;HABIBULLAH, Muzafar Shah;YUSOP, Zulkornain;MAZLAN, Nur Syazwani
    • The Journal of Asian Finance, Economics and Business
    • /
    • 제7권11호
    • /
    • pp.707-715
    • /
    • 2020
  • Globalization has led to an increase in foreign banks' penetration. It is argued that the presence of foreign banks may affect the banking sector of the host countries in several ways including their competition level. It is mentioned that the presence of the foreign banks could heightened the level of competition in the banking sector. Nonetheless, the impact of the foreign banks on competition could be influenced by the degree of information sharing in the banking industry. This study investigates the role of information sharing in moderating the impact of foreign bank penetration on host banking sector competition in selected developing countries. We employ panel data samples of 54 developing countries during the period from 1998 to 2016. The estimation is carried out using the two-step system of the Generalized Method of Moments (GMM) regression technique. This technique is adopted due to its robustness to all forms of endogeneity. The findings of this study show that the presence of information sharing could affect the relationship between foreign banks' penetration and competition. They suggest that improvement in information sharing by a host country may help foreign banks to improve monitoring and reduce the moral hazard and adverse selection problem.