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Investigations on seismic response of two span cable-stayed bridges

  • Bhagwat, Madhav;Sasmal, Saptarshi;Novak, B.;Upadhyay, A.
    • Earthquakes and Structures
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    • v.2 no.4
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    • pp.337-356
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    • 2011
  • In this paper, cable-stayed bridges with single pylon and two equal side spans, with variations in geometry and span ranging from 120 m to 240 m have been studied. 3D models of the bridges considered in this study have been analysed using ANSYS. As the first step towards a detailed seismic analysis, free vibration response of different geometries is studied for their mode shapes and frequencies. Typical pattern of free vibration responses in different frequencies with change in geometry is observed. Further, three different seismic loading histories are chosen with various characteristics to find the structural response of different geometries under seismic loading. Effect of variation in pylon shape, cable arrangement with variation in span is found to have typical characteristics with different structural response under seismic loading. From the study, it is observed that the structural response is very much dependent on the geometry of the cable-stayed bridge and the characteristics of the seismic loading as well. Further, structural responses obtained from the study would help the design engineers to take decisions on geometric shapes of the bridges to be constructed in seismic prone zones.

Analysis on STP Strategies of Pyeong Chang Alpensia Resort

  • Park, Oak-Lan;Seo, Won-Jae;Han, Seung-JIn
    • Journal of Sport and Applied Science
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    • v.2 no.2
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    • pp.11-19
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    • 2018
  • With the rapid increase of tourists for sport participation, sporting resort is becoming popular and a related industry is improving. However, sporting resorts have been faced managerial challenges to survive in the competitive sport tourism markets. One of the key issues is to develop an effective marketing mix for resorts to be suitable for sporting tourists. Hence, the current study analyzed a marketing mix of sporting resort, identified its strategies for segmentation, targeting, and positioning, and finally suggested the effective methods for STP. For the study, PyeongChang Alpensia Resort is selected as a case. The study reviewed the documents and online journals that have covered Alpensia Resort. Via literature review, current marketing mix of Alpensia Resort was identified and its current strategies of STP further were analyzed. For the validity of the results, three experts reviewed the results. Given the decent procedures, firstly, the study suggested that Alpensia Resort needs to seek to develop products that can appeal to MICE industry. Second, Alpensia needs to build all-in-one image by providing products and accommodations including lodging, shopping, ski and related sport programs. Third, Alpensia can seek to enhance marketing mix for inbound sport tourists. Conclusions and implications are further discussed.

Studies on Enteric Coating Bases. I Selection of Enteric Coating Bases by Invitro Test (9 장용피기제에 관한 연구(제1보) Invitro Test에 의한 기제의 선택에 대하여)

  • 김수억;지달현;문정현;이금정
    • YAKHAK HOEJI
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    • v.5 no.1
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    • pp.31-36
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    • 1960
  • The importance of enteric coating technique among the pharmaceutical firms has recently risen very significantly. This study of enteric coating bases was made in order to determine the most suitable bases and dusting powders. Materials and equipment used in this experiment are shown in table 1 and kinds of enteric coating bases and their formulas are shown in table 2. The evaluation of the suitability for enteric coating bases and dusting powder was made by disintergration test after measuring the thickness of the enteric coated layer as shown in the tables 4 and 5. Based on the results of this study, the base D(shellac 20 Gm, anhydrous lanoline 5 Gm, 96% alcohol 75 ml) and the base E (shellac 10 Gm, cetyl alcohol 10 Gm. acetone 80 ml) are selected among the 8 kinds of bases studied in a preliminary test and it was found that Mg-stearate and CA-stearate were in most suitable dusting powders among the 6 kinds studied for the bases D and E. Further study on base D and E was carried out by varying the proportions of the materials which were the original constituents of bases D and E. According to the result of this further study shown in table 6, the shellac 15 Gm cetyl alcohol 5 Gm Acetone 80 ml of base E is recommended as the most suitable dusting powder.

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Paradoxical Leadership and Proactive Work Behavior: The Role of Psychological Safety in the Hotel Industry

  • KIM, Ji Eun
    • The Journal of Asian Finance, Economics and Business
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    • v.8 no.5
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    • pp.167-178
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    • 2021
  • This study aims to identify the influence of paradoxical leadership on proactive work behavior mediated through psychological safety in the hotel industry. This study employs survey data of five-star deluxe hotels in South Korea using convenience sampling. The number of 270 cases was used for analysis and the hypotheses were analyzed with structural equation modeling and AMOS 20. Paradoxical leadership includes five sub-variables of self-centeredness with other-centeredness (SO) distance and closeness (DC), uniformly and individualization (UI), work requirements and flexibility (RF), and decision control and autonomy (CA). The results indicate that DC, UI, and CA positively influence psychological safety. Further, RF and CA make a positive impact on proactive work. Psychological safety fully mediates the effect of DC and UI on proactive work behavior and partially mediates the effect of CA on it. The findings of this study suggest that the impact of paradoxical leadership on proactive work behavior can be strengthened when this relationship is accompanied with psychological safety and other mediation variables for the relationship need to be further investigated. This study suggests how hotel managers enhance the level of proactive work behavior by training themselves to be paradoxical leaders and making psychologically safe environment.

Surface Temperature Retrieval from MASTER Mid-wave Infrared Single Channel Data Using Radiative Transfer Model

  • Kim, Yongseung;Malakar, Nabin;Hulley, Glynn;Hook, Simon
    • Korean Journal of Remote Sensing
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    • v.35 no.1
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    • pp.151-162
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    • 2019
  • Surface temperature has been derived from the MODIS/ASTER airborne simulator (MASTER) mid-wave infrared single channel data using the MODerate resolution atmospheric TRANsmission (MODTRAN) radiative transfer model with input data including the University of Wisconsin (UW) emissivity, the National Centers for Environmental Prediction (NCEP) atmospheric profiles, and solar and line-of-sight geometry. We have selected the study area that covers some surface types such as water, sand, agricultural (vegetated) land, and clouds. Results of the current study show the reasonable geographical distribution of surface temperature over land and water similar to the pattern of the MASTER L2 surface temperature. The thorough quantitative validation of surface temperature retrieved from this study is somehow limited due to the lack of in-situ measurements. One point comparison at the Salton Sea buoy shows that the present estimate is 1.8 K higher than the field data. Further comparison with the MASTER L2 surface temperature over the study area reveals statistically good agreement with mean differences of 4.6 K between two estimates. We further analyze the surface temperature differences between two estimates and find primary factors to be emissivity and atmospheric correction.

Does Technological Progress, Trade, or Financial Globalization Stimulate Income Inequality in India?

  • GIRI, Arun Kumar;PANDEY, Rajan;MOHAPATRA, Geetilaxmi
    • The Journal of Asian Finance, Economics and Business
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    • v.8 no.2
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    • pp.111-122
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    • 2021
  • The main purpose of the present research is to analyze the effects of trade, financial globalization, and technological progress on income inequality in the Indian economy over the period from 1982 to 2018. For this purpose, the study uses economic growth, financial globalization, trade openness, technological development, and economic inequality variables with appropriate proxies. The study employs the Auto Regressive Distributed Lag (ARDL) approach to co-integration and VECM based Granger causality approach to estimate both the short-run and long-run relationship and causality among variables. Using the ARDL bounds test, the study finds a long-run co-integrating relationship existing among the variables in the model. The study confirms the existence of a positive and significant impact of technological progress on income inequality. Further, globalization's limited impact reflects two offsetting tendencies; trade globalization is associated with a reduction in income inequality, while financial globalization is related to an increase in inequality. The results of VECM based Granger causality approach further confirm that technological progress, trade, and financial globalization causes income inequality both directly and indirectly through economic growth and inflation. In case of India, the results of this research can significantly facilitate stakeholders and policymakers in devising policies towards effective globalization and technological innovation for inclusive growth.

Entrepreneurial Orientation and Export Performance of Emerging Market SMEs: The Moderating Role of Dynamic Capabilities in South Africa

  • ROBB, Charles;KIM, Eun-Mi;LEE, Jae-Woo
    • Journal of Distribution Science
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    • v.18 no.12
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    • pp.15-29
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    • 2020
  • Purpose: Due to an ever more interconnected global commercial environment, the role of SMEs from emerging markets has attracted considerable attention in business literature of late. Reinforced by strategic management theory, this study builds on aspects such as entrepreneurial orientation and dynamic capabilities to construct and test a framework that focuses on exploring their associations with export performance. Research design, data and methodology: To contribute further towards a deeper understanding of these markets, the current study empirically tests a model using data collected from 225 exporting firms located throughout South Africa. Results: The results from the data analysis show that entrepreneurial orientation contributes significantly towards improving the performance of South African SMEs. Additionally, this study integrates three dynamic capabilities in the strategy-performance relationship to test their interacting effects on the correlation between entrepreneurial orientation and export performance. Further findings advocate support for relationship-based capabilities playing a moderating role between entrepreneurial orientation and the exporting performance of small and medium firms emanating from emerging markets. Conclusions: Findings provide substance to the argument that entrepreneurship, as a strategy-making process, leads to export performance in emerging nations. Especially, this study provides several suggestions as to how small and medium-sized organizations can develop their exporting performance based on the research findings.

Gender, Education, and Financial Socialization as Determinants of Financial Knowledge: An Empirical Study

  • HODA, Najmul
    • The Journal of Asian Finance, Economics and Business
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    • v.9 no.10
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    • pp.169-177
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    • 2022
  • The main aim of the paper is to assess the level of financial literacy among business students. It further aims to investigate the role of external factors that may determine financial literacy. The external factors considered in this study are gender, grade point average, specialization, financial education, and financial socialization. Standard scales such as the Test of Financial Literacy, the Big Three, and other instruments were adapted to measure Financial Knowledge. Further, the study also explored relationships between several factors and the financial knowledge of students. These factors included a student's gender, specialization, number of finance or related courses studied, current Grade Point Average, and financial socialization. A total number of 303 valid responses were received through an online questionnaire administered to business students studying in a public university in the country. Statistical tests namely independent samples t-Test, one-way ANOVA, and correlation analysis were performed in SPSS 28.0. Results show that the overall financial knowledge of students is above average. Gender, number of finance or related courses, and financial socialization do not exhibit any significant relationship with financial knowledge. Current GPA and specialization show significant relationships. The findings of this study have important sectoral and research implications.

Corporate Social Responsibility and Firm Risk: Controversial Versus Noncontroversial Industries

  • ERIANDANI, Rizky;WIJAYA, Liliana Inggrit
    • The Journal of Asian Finance, Economics and Business
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    • v.8 no.3
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    • pp.953-965
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    • 2021
  • This study aims to analyze the benefits of corporate social responsibility (CSR) performance on corporate risk in controversial and non-controversial industries. The hypothesis of this study is based on the conflicting effects of industry type on CSR and firm risk. The research sample consisted of 927 companies listed on the Indonesia Stock Exchange from 2016 to 2019. The main method for data processing was the ordinary least square method and subgroup analysis as a robustness test. The findings suggest that the performance of CSR can reduce corporate risk. However, the impact was only significant for non-controversial firms and weakened for controversial industries. These results support risk management and signaling theory. Firm risk in this study reflects the company's total risk, further research can categorize it into systematic and idiosyncratic risk. Besides, the number of samples of controversial industry research is not as much as non-controversial; further research can use paired samples. Regulators can use the results to create a new policy regarding CSR implementation. This study contributes to the existing literature by showing that the ability of social responsibility to reduce corporate risk only works in non-controversial industries. This result may be due to the controversial industry receiving negative stigma from its stakeholders.

Relationship-focused intervention to enhance marriage communication for multicultural couples (다문화가정 부부를 위한 관계중심 부부소통 프로그램)

  • Kim, Gum-hee;Lee, Youngsun;Ishii, Hiroko
    • Journal of Family Relations
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    • v.21 no.2
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    • pp.97-127
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    • 2016
  • Objective: This study explored benefits of a relationship-focused intervention to enhance marriage communication designed for multicultural married couples and changes that occurred in the way the program's participants communicated with one another. Method: The intervention program was implemented on six married multicultural couples (and six other couples as a control group), and their communication, conflict resolution, and adaptation before and after the intervention were examined. In addition, the researchers kept observation journals to understand the changes in the manner in which the married multicultural couples communicated with their spouse and examine their perception about participating in the program; further, we conducted post-program interviews with the participants after the completion of the program. Results: The results of this study are as follows: (1) the experiment group made more progress in improving couple communication, resolving marriage conflicts, and adapting as a married couple than the control group in a statistically significant manner in both preand post-program tests, and (2) the study confirmed through qualitative analysis that the program made positive contributions to improving the couples' abilities to have conversations and resolve conflicts, as well as their intimacy. Conclusion: Based on these results, implications for further research and practices were discussed.