• Title/Summary/Keyword: Marginal Logit

Search Result 51, Processing Time 0.025 seconds

A Study on the Economic Activities of Marginal Labor Force (한계노동력 경제활동참가 형태에 대한 연구)

  • Yun, Heesuk
    • KDI Journal of Economic Policy
    • /
    • v.27 no.2
    • /
    • pp.155-203
    • /
    • 2005
  • This paper intends to provide information about whichgroups should receive particular attention from policies aimed at raising participation and employment. A detailed portrait of the diversity of non-employment is presented with description of the extent the under-represented groups stayed in situations of labor inactivity. Also, once in employment, how these groups move from one sector to another is a main interest in the analysis. Using longitudinal data (1998-2002) constructed from 'the economically active population survey', I followed individuals over a five-year period and analyzed how frequently inactive persons enter the labor market and how they change industries and statuses.

  • PDF

An Empirical Study on the Relationship Between Tax and Financing Decision (조세와 자금조달결정의 관계에 관한 실증연구)

  • Shin, Yong-Jae;Kam, Hyung-Kyu
    • Journal of Industrial Convergence
    • /
    • v.2 no.1
    • /
    • pp.23-46
    • /
    • 2004
  • Tax exhaustion effect hypothesis says that firms with low expected marginal tax rates on their interest deductions employ less debt in their capital structure. We use logit analysis to study how financing decision is related to tax after controlling non tax effects. We treat non debt tax shields as proxy of marginal corporate tax rates which affect the probability of using the deductibility of debt tax shields and empirically test the tax effect on financing decision in Korea. In conclusion, we provide evidence that debt financing is positively related to tax in the former sub-period. This results partially support for tax exhaustion effect hypothesis and low tax rate firms have lower debt levels than high tax rate firms.

  • PDF

A Logit Model for Repeated Binary Response Data (반복측정의 이가반응 자료에 대한 로짓 모형)

  • Choi, Jae-Sung
    • The Korean Journal of Applied Statistics
    • /
    • v.21 no.2
    • /
    • pp.291-299
    • /
    • 2008
  • This paper discusses model building for repeated binary response data with different time-dependent covariates each occasion. Since repeated measurements data are having correlated structure, weighed least squares(WLS) methodology is applied. Repeated measures designs are usually having different sizes of experimental units like split-plot designs. However repeated measures designs differ from split-plot designs in that the levels of one or more factors cannot be randomly assigned to one or more of the sizes of experimental units in the experiment. In this case, the levels of time cannot be assigned at random to the time intervals. Because of this nonrandom assignment, the errors corresponding to the respective experimental units may have a covariance matrix. So, the estimates of effects included in a suggested logit model are obtained by using covariance structures.

Analysis of Factors Influencing the Intention of New Technology Adoption -Focusing on the Pilot Project on 'Bean Stinkbug Trap'- (신기술 도입의향에 관한 영향요인 분석 - '콩 노린재 포획트랩'시범사업을 중심으로 -)

  • Yun, Jin-Woo;Chae, Yong-Woo
    • Journal of the Korea Academia-Industrial cooperation Society
    • /
    • v.21 no.1
    • /
    • pp.448-456
    • /
    • 2020
  • This study found that it is critical to consider farmers' intention to adopt new technology in order to facilitate the spread of new technology. Based on this assumption, the research team analyzed the following: factors that influence intention of adoption and marginal effects on those factors. The data were collected from 99 farmers who did not participate in the pilot projects on dissemination of new technologies developed by the Rural Development Administration (RDA). A total of 19 observed variables were set to measure seven latent variables: educational support; technical support; funding support; compatibility; trialability; observability; and antipathy. The intention to adopt new technology was established as the dependent variable. According to the ordered logit analysis, educational support, observability, and antipathy were found to have significantly affected the intention to adopt new technology; their odds ratio were 6.938, 2.716, and 0.501, respectively. According to the marginal analysis, educational support, observability, and antipathy were found to have significantly affected the intention to adopt new technology; their marginal effects were 20.2 %, 10.4 %, and -7.2 %, respectively. Therefore, this study suggests the following to facilitate the spread of new technology: first, provide quality support services through effective deduction; second, increase the visibility of new technology; and third, enhance the credibility of agricultural institutions by developing continuous relations with farmers to reduce their antipathy.

An Analysis on Consumers' Preference of Agricultural Products Cultivated from Plants Factory System (식물공장 농산물에 대한 소비자 선호속성 탐색)

  • Kim, Yean-Jung;Kim, Bae-Sung
    • Journal of the Korea Academia-Industrial cooperation Society
    • /
    • v.13 no.11
    • /
    • pp.5052-5059
    • /
    • 2012
  • This study was carried out to find consumers' attributes and willingness to pay(WTP) of agricultural products cultivated from plants factory system. The agricultural products were sorted into lettuce, strawberry, Ligularia fischeri(wild edible greens), and ginseng. We made the questionaires to survey consumers' purchasing attributes and preference of agricultural products. Finally, 200 valid replies were selected to analyze consumers' attributes and to estimate marginal willingness to pay. We used conjoint analysis and multinomial logit model for empirical analysis. MWTPs of commodities are estimated as follows; Lettuce is 1,016KW(100g), Strawberry is 6,014KW(2kg), Ligularia fischeri is 3,652KW(100g), and Ginseng is 5,905KW(100g). Several attributes of consumers' purchasing behavior were identified from this study. We suggested several implications to formulate more appropriate policy of plants factory system.

Exploring consumer awareness and attitudes towards eco-friendly packaging among undergraduate students in Korea

  • Quedahm Chin;Seungjee Hong
    • Korean Journal of Agricultural Science
    • /
    • v.50 no.4
    • /
    • pp.697-711
    • /
    • 2023
  • The global waste crisis has been escalating and its consequent impact on soil, water, air pollution, and eventually climate change acceleration has shed light on the importance of reducing waste. Amidst COVID-19 and the following surge in single-use plastics for food delivery, waste generation is on the incline. Companies and governments have embarked on developing various eco-friendly packaging technologies, but their effectiveness on the consumers is vague as definitions of eco-friendly packaging are vague, and research on its link to purchase intention remains scarce. Thus, the adoption of eco-friendly packaging has been slow. To address this issue, this study analyzes the awareness and purchase intention of four visual attributes of eco-friendly packaging-material, verbal statement, eco-label, and color-along with the environmental consciousness among undergraduate university students in Korea through online surveys and the ordered logit regression model. The study distinguished the attributes into evidence-based and conjectural categories. The findings revealed that eco-friendly visual attributes had a positive effect on purchase intention amongst undergraduate students in Korea; however the level of environmental consciousness had marginal effect on the purchase intention of eco-friendly visual attributes. The level of effectiveness also varied with each visual element. Analyses revealed that visual attributes to eco-friendly material had marginal effect on purchase intention; color was deemed not an "Eco-friendly attribute" by most students, and although eco-friendly labels were deemed as an eco-friendly attribute, trust in the labels varied according to environmental consciousness. These findings have implications for businesses and policymakers aiming to promote eco-friendly consumption within packaged food products.

Wife-older Marriage and Economic Factors : Empirical Analysis (우리나라 여성연상 결혼의 경제적 요인 : 실증분석)

  • Sung, Nak-Il;Jo, Dong-Hyuk
    • Korea journal of population studies
    • /
    • v.33 no.3
    • /
    • pp.1-30
    • /
    • 2010
  • This study examines difference in age at marriage between spouses and more importantly, investigates into the economic and social factors affecting the ratio or probability of wife-older marriages. Empirical analysis is carried out by applying both logit model and multinomial logit model to an independently pooled cross-section over 2004-2007. The data was collected mainly from the micro data service system of the Statistics Korea. Empirical results indicate that a wife-older marriage was more likely as a wife was more educated and was a larger income earner than a husband. On the other hand, a wife's educational and income level themselves had few systematic relationships with the probability of a wife-older marriage. The probability of a wife-older marriage tended to decrease(increase) when a husband's(a wife's) marriage was the second' The study calculates the average marginal effect of difference in the income level between spouses on the probability of a wife-older marriage, which is -0.007. That is, the probability of a wife-older marriage increases by 0.7% as a husband's income level is 1 million Korean Won less than a wife's. This results presents empirical evidence against widely distributed misconception on wife-older marriage in the mass media.

Determinants of energy efficiency in Sub-Saharan Africa

  • Acquah, Patience Mensah;Sun, Huaping;Alemzero, David Ajene;Li, Liang
    • Asia Pacific Journal of Business Review
    • /
    • v.5 no.2
    • /
    • pp.19-44
    • /
    • 2021
  • Sub Saharan Africa (SSA) is receiving increased investments in the energy sector under the belt and road initiative (BRI) project since its inception in 2013. SSA has a worse energy efficiency ratio coupled with deficient electricity access, through analysis showed varied impacts on the SSA countries due to the BRI initiative. This study dilves into the influencing factors for Energy Efficiency (EE) in 38 SSA countries, applying the probit and logit approach for 2000-2018. The Multiple-regression model shows significant results of some variables such as foreign direct investment, gross domestic product, and port infrastructure quality being significant on EE under BRI initiative countries. However, the logit and probit models produce similar results and the marginal effect for the entire variable, except energy imports that do not likely impact EE. Furthermore, the interaction of quality of port infrastructure and foreign direct investment variables produces significant results, highlighting the increased investments SSA receives under the BRI initiative in the energy and transport sectors. The model Percent correctly predicted (PCP) value was about 84%, indicating it correctly classified the variables and about 16% not classified. The study recommends EE performance standards should be incorporated on energy projects in SSA to ensure that these projects are energy efficient and decouple SSA's energy demand from economic growth. The research proffers suggestions for policy regarding the BRI initiative in SSA and the implications on sustainable energy and building a community with a shared future.

An Analysis of the Correspondence between Environmental Damage and the Subsidy in the Vicinity of a Landfill in the Seoul Methropolitan Area (수도권매립지 주변의 환경피해와 주민지원금 간의 상응성 분석)

  • Kang, Heechan
    • Environmental and Resource Economics Review
    • /
    • v.30 no.3
    • /
    • pp.365-393
    • /
    • 2021
  • Using the Choice Experiment Method, this paper identified whether subsidy to the household around landfil in Seoul metropolitan area is being provided corresponding to the scale of the environmental damage. Since 2001, the subsidy program has been operating for nearly 20 years to compensate for various environmental damage (foul odor, noise, air pollution, water pollution, etc.) from landfill site in the metropolitan area, but it is not clear on what ground the subsidy is allocated. This paper estimated the marginal WTP by attribute (odor, noise, air pollution, and water pollution) based on mixed logit model and compared them with current subsidy level per household in each town. As a result of the comparison, it was found that the subsidy for each town was not allocated in proportion to the amount of the marginal WTP for each household in the corresponding town. In addition, this paper constructs a level-by-level scenario for environmental improvement attributes and compares economic benefits and current subsidy levels. As a result, the current subsidy level is insufficient compared to the level at which environmental damage is completely eliminated, but excessive subsidy is allocated compared to partial improvement levels.

A Study on Trip Chain Typed Selection Behavior (통행사슬유형 선택행태에 관한 연구)

  • Bin, Mi-Yeong
    • Journal of Korean Society of Transportation
    • /
    • v.29 no.3
    • /
    • pp.7-19
    • /
    • 2011
  • Using 2006 metropolitan household travel survey data, this study analyzes trip behaviors based on a concept of trip chains using both trip purpose and number of trip linkages. For the analysis, trip chains are classified into two groups depending on including commute trips. Each group is further classified into a single linkage (i.e., Origin-Destination trips without any intermediate stop-by) and multiple linkages (Origin-Destination trip with at least one intermediate stop-by). The analysis is conducted using the two-step Nested Logit Model. Computational results identifying the characteristics of single and multiple linkages show that the young, male and office employee drivers tend to have more multiple linkages than single linkages in their trips. In contrast, it is shown that a driver whose monthly income is less than 3,000,000 Korean Won with a longer commute time more likely to make a trip chain with single linkages (p<0.0001).