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Monitoring of Residual Pesticides and Exposure Assessment of Olive Oil Products Sold on the Market (올리브유의 잔류농약 모니터링 및 노출량 조사)

  • Mi-Hui Son;Jae-Kwan Kim;You-Jin Lee;Ji-Eun Kim;Eun-Jin Baek;Byeong-Tae Kim;Seong-Nam Lee;Myoung-Ki Park;Yong-Bae Park
    • Journal of Food Hygiene and Safety
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    • v.38 no.4
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    • pp.211-216
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    • 2023
  • A total of 100 commercially available olive oil products were analyzed for 179 pesticide residues using gas chromatography-tandem mass spectrometry (GC/MS/MS). The olive oil samples were mixed with organic solvents, centrifuged and frozen to remove fat, and pesticide residues were analyzed using the "quick, easy, cheap, effective, rugged, and safe" (QuEChERS) method. The determination coefficient (R2) of the analysis method used in this study was ≥0.998. The detection limit of the method ranged 0.004-0.006 mg/kg and its quantitative limit ranged 0.012-0.017 mg/kg. The recovery rate (n=5) measured at the level ranging 0.01-0.02, 0.1, and 0.5 mg/kg ranged 66.8-119.5%. The relative standard deviation (RSD) was determined to be ≤5.7%, confirming that this method was suitable for the "Guidelines for Standard Procedures for Preparing Food Test Methods". The results showed that a total of 151 pesticides (including difenoconazole, deltamethrin, oxyfluorfen, kresoxim-methyl, phosmet, pyrimethanil, tebuconazole, and trifloxystrobin) were detected in 64 of the 100 olive oil products. The detection range of these pesticide residues was 0.01-0.30 mg/kg. The percentage acceptable daily intake (%ADI) of the pesticides calculated using ADI and estimated daily intake (EDI) was 0.0001-0.1346, indicating that the detected pesticides were present at safe levels. This study provides basic data for securing the safety of olive oil products by monitoring pesticide residues in commercially available oilve oil products. Collectively, the analysis method used in this study can be used as a method to analyze residual pesticides in edible oils.

A New way of the Measuring of Innovative Growth: Growth Accounting Model vs Schumpeterian Technological Change Model (혁신성장 측정에 관한 연구: 성장회계모형 vs 슘페테리안 기술변화 모형)

  • Myung-Joong Kwon;Sang-Hyuk Cho;Mikyung Yun
    • Journal of Technology Innovation
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    • v.31 no.1
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    • pp.105-148
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    • 2023
  • This paper provides a new method of measuring the degree of technological progress which contributes to real economic growth based on Schumpeter's Trilogy. Using Microdata of Statistics Korea, the results of measuring and comparing the actual growth contribution of technological progress during the period 2003-2018 by the total factor productivity growth rate(growth accounting method), the R&D investment contribution rate, and the Schumpeterian innovation growth rate, respectively are as follows. First, the measurement of the real growth contribution of technological progress by the growth rate of total factor productivity and the growth rate of Schumpeterian innovation shows contradictory results. Second, when the growth rate of production is in a decreasing trend, the difference between the growth rate of production and the growth rate of total factor productivity increases compared to when it is in an increasing trend. Conversely, when there is an increasing trend, the difference between the growth rate of production and the growth rate of total factor productivity becomes smaller compared to when it is in a decreasing trend.. Third, the technological opportunity that affects the innovation growth rate, i.e., the contribution of R&D incentives to innovative growth is only 3.3%. The reason why this result is different from the existing perception of the contribution of technological progress to growth is that different entities are being measured while measuring the same term of technological progress. Therefore, the growth rate of total factor productivity should be used to measure macroeconomic efficiency, R&D investment should be used to measure the effectiveness of new technology supply, and the Schumpeterian innovation rate should be used to measure the economic impact of technological progress. The policy implications of the research results of this thesis are as follows: ① Transition from a policy of one-sided technology supply to a policy of convergence of technology supply and new technology demand support, ② Mission-oriented R&D policy and R&D policy that links national R&D with private R&D, ③ Reclassification of capital goods reflecting the degree of new knowledge.

Child Abuse Experience, perception of the Cause of the Child Abuse and Need for counseling among Day Care Center Teachers (어린이집 아동학대에 대한 보육교사의 경험, 인식 및 상담 요구도 실태조사)

  • Kyung-Sook Lee;Jin-Ah Park;Myung-Hee Choi
    • Korean Journal of Culture and Social Issue
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    • v.21 no.2
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    • pp.227-252
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    • 2015
  • This study was intended to examine child abuse experience, response to child abuse, perception of the cause of child abuse, and need for counseling to prevent and eliminate child abuse among 514 day care center teachers across the country. First, 17.9% (92) of the teachers had experience of witnessing child abuse at day care centers. After such witness, the teachers mostly "paid attention to abused children and provided them with warm treatment" when they were abused by other teachers and "took no actions" when they were abused by directors of the day care centers. The biggest reason of not taking any actions was: they "had no authority to intervene in child care of other teachers" in case of child abuse by other teachers and "were afraid of responsibilities or roles that could be placed on them after reporting" in case of child abuse by day care center directors. Second, the biggest reason of child abuse by teachers was job stress followed by excessive work and mental health of teachers. Third, necessary actions when child abuse cases were found and confirmed were suspension of involved teachers and psychological evaluation for involved children and parents. Fourth, 88.9% (457) of the teachers responded that they would use an organization specialized in child abuse if such organization was built and that the organization would help them to decide on whether to report child abuse and prevention of and intervention in child abuse. They also said that such organization should be installed in the Counseling Center in the Comprehensive Child Care Support Center. Fifth, 95.3% (490) of the teachers answered professional counselors specialized in development and counseling of infants and toddlers were needed to address child abuse at day care centers. They demanded that such counselors should be able to administer psychological evaluation for young children and assess child abuse cases. Qualification of the counselors was at least college graduates who majored in psychology and child care, three to five years of experience in the field, and appropriate certificates or licenses. Finally, the teachers said that training and professional counseling about child abuse were required to prevent and eliminate child abuse at day care centers. Implications and follow-up studies were provided and suggested based on these findings.

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The Influence of Webtoon Usage Motivation and Theory of Planned Behavior on Intentions to Use Webtoon: Comparison between movie viewing, switching to paid content, and intention for buying character products (웹툰 이용동기와 계획행동이론 변인이 웹툰 관련 행동의도에 미치는 영향: 영화관람, 유료 콘텐츠 전환시 이용, 캐릭터 상품 구매의도의 비교)

  • Lee, Jeong Ki;Lee, You Jin;Kim, Byung Gue;Kim, Bo Mi;Choi, Sun Ryul;Koo, Ja Young;Koleva, Vanya Slavche
    • Korean Journal of Communication Studies
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    • v.22 no.2
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    • pp.89-121
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    • 2014
  • In order to suggest a strategy for continuous growth of webtoon, this article examined webtoon usage motivation and tried to make a prediction about culture content products and services connected with webtoon, including intention for viewing movies, based on webtoon; intention for switching to paid webtoon content, and intention for buying webtoon character products. From the point of view of Uses and Gratification Theory intentions for using webtoon and human sociocultural behavior intention are already predicted but with the usefulness of Theory of Planned Behavior Integrated Model this study extended the explanation power of prediction about webtoon related behavioral intention. Results found 5 motivational factors for webtoon usage i.e. 'seeking information', 'entertainment and access availability', 'webtoon genre characteristics', 'influence from a friend or acquaintance', and 'escapism and tension release'. Among them the ones that influenced the intention for viewing movies, based on webtoon, were found to be 'webtoon genre characteristics', 'escapism and tension release' and the 3 variables from Theory of Planned Behavior. 'Seeking information', 'entertainment and access availability', 'webtoon genre characteristics', and all the 3 variables from Theory of Planned Behavior were found to influence the intention for switching to paid webtoon content. The intention for buying webtoon based character products was affected by the motivational factors 'seeking information', 'escapism and tension release' and the behavior and subjective norms variables from Theory of Planned Behavior. Based on the uncommon results from the research several suggestions were made for the continuous growth of webtoon.

A study on the scientific background of thinking of Kang Youwei and a stage of 'Tianyou' (강유위(康有爲) 사상의 과학적 배경과 '천유경계(天遊境界)')

  • Han, Sung Gu
    • The Journal of Korean Philosophical History
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    • no.27
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    • pp.197-222
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    • 2009
  • The Reform Movement(戊戌變法) of 1898 was a boundary tablet of modern history of science and technology which inherited the past and ushered in the future. Kang Youwei(康有爲), as a leader, his scientific thoughts opened up the way of Chinese enlightenity campaign and pushed the development of Chinese modem science and had an important position in modem history of scientific thoughts. The dissertation analyses the source, establishment and content of Kang Youwei. Kang Youwei developed the useful and discarded the useless of the view of implement science held by the Westernized Party, undertook a deep and throughout thinking on the nature of science, had cognition of scientific methods and spirit, by which he criticized negative proneness of ancient Chinese views of science. He put forwards a series of practical suggestions on political reform that provided a solid guarantee and support in system for scientific development. Kang Youwei rooted in the soil of Chinese traditional academic culture, but also western learning in modern western civilization. Kang go through Westernization Movement since the in-depth study of Western natural and inevitable outcome of the social sciences, are giving to science and technology. Although he was originally of Western "science" has a lot of misunderstandings and prejudices, but these shallow hazy perceptual knowledge, his view of science which constitutes the basis of the formation. In the course of scientific inquiry, Kang has begun to explore the essence of scientific development. He has a gut feeling that behind the scientific discovery of the existence of a force, which is the scientific truth and is used to grasp the scientific method. After contact with the Western world, with the traditional "Heaven(天)", and modern Chinese intellectuals began to "axiom(公理)" to recover his traditional "Heaven" of the new understanding is reflected mainly in "Zhutianjiang(諸天講)". "Zhutianjiang" is the Kang Yuwei in the absorption of traditional astronomy knowledge base, will the traditional arithmetic, as well as Buddhism and the West since the twentieth century, new knowledge of astronomy combines written. Kang while recognizing that scientific instruments, is nothing more than an extension of the role of the human senses and make the "Dao(道)" is more clear, but the "artifacts(器物)" caused by the inherent limitations of the limited nature of human knowledge, which is "Heaven" boundless nature of the broad terms, refused to concede defeat to. In reality, the activities of political reform, he gradually recognize this real-world helpless, and he recognized that the real world to achieve common ground of social ideal is impossible, so he chose comfort in life that people really get a stage of "Tianyou(天遊)". This is the cause that his writing "Datongshu(大同書)", at the same time, followed by writing "Zhutianjiang" talk "Tianyou".

Indian Culture Code and Glocal Cultural Contents (인도의 문화코드와 글로컬문화콘텐츠)

  • Kim, Yunhui;Park, Tchi-Wan
    • Journal of International Area Studies (JIAS)
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    • v.14 no.4
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    • pp.79-106
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    • 2011
  • The cultural contents industries have moved closer to the centre of the economic action in many countries and across much of the world. For this reason, the concern with the development of glocal cultural contents has also been growing. According to Goldman Sock's BRICs report, Indian economy will be the engine of global economy with China. In addition, India will be a new blue chip country for large consumer market of cultual contents. The most important point for the development of glocal cultural contents is a systematic and in-depth analysis of other culture. India is a complex and multicultural country compared with Korea which is a nation-state. Therefore, this paper is intended as an understanding about India appropriately and suggestion for a strategy to enter cultural industry in India. As the purpose of this paper is concerned, we will take a close look at 9 Indian culture codes which can be classified into three main groups: 1) political, social and cultural codes 2) economic codes 3) cultural contents codes. Firstly, political, social and cultural codes are i) consistent democracy and saving common people, ii) authoritarianism which appears an innate respect for authority of India, iii) Collective-individualism which represents collectivist and individualistic tendency, iv) life-religion, v) carpe diem. Secondly, economic culture codes are vi) 1.2billion Indian people's God which represents money and vii) practical purchase which stands for a reasonable choice of buying products. Lastly, viii) Masala movie and ix) happy ending that is the most popular theme of Masala movies are explained in the context of cultural content codes. In conclusion, 3 interesting cases , , will be examined in detail. From what has been discussed above, we suggest oversea expansion strategy based on these case studies. Eventually, what is important is to understand what Indian society is, how Indian society works and what contents Indian prefers.

Comparative Study on the Independence of Central bank in Transition Countries: Focused on the Russia, Czech Republic, Poland (체제전환기 국가의 중앙은행 독립성 비교 연구 - 러시아, 체코, 폴란드를 중심으로)

  • Kim, Sang Won
    • Journal of International Area Studies (JIAS)
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    • v.14 no.2
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    • pp.499-524
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    • 2010
  • The purpose of this study is to based on review of theoretical and empirical studies to assess the independence of central banks - the former Socialist republics, including the Russian Federation and Czech, Poland. In addition, the work is expected to clarify whether a link exists between independence and the most important economic indicators such as inflation, economic activity, the budget deficit. And The subject of this study are the formal and actual independence of national banks, as well as limiting factors: political and economic. Background investigation of the problem of independence of central banks from the fact that, according to many economists, it is essential to the successful development of a market economy. The effectiveness of any country's economy due to currency volatility, low inflation, high reliability of the banking system, etc. As far as the independence of monetary regulation contributes to these goals - one of the most actively debated issues in the world of economic theory and practice for a long time. The issue of central bank independence is extremely important for Russia, Czech, Poland. In the near future to the central bank has important tasks, among which are the transition to inflation targeting in the rejection of significant intervention in the foreign exchange market, as well as improving the sustainability of the national banking system. Transparency and independence of the Bank of Russia, Czech Republic, Poland, in my view, should be an important factor in achieving these goals. The countries of Czech Republic, Poland have already made a number of steps to bring the status of their banks to the European standards. Many other developing countries are also in the process of reforming their central banks and the improving conditions of their functioning. However, despite the fact that as a model for reform used by the central banks of countries with developed market economies, central banks in developing countries are still yet deprived of the legal, economic and political independence. A different situation exists in transition space. Because of significant differences in the views of the authorities in transition republics at the necessary level of independence of central banks and the exchange rate and monetary policy reform of monetary management in these countries led to different results.

Ultimate Reality in Daesoon Thought as Viewed from Perennial Philosophy (영원철학(The Perennial Philosophy)으로 본 대순사상의 궁극적 실재)

  • Heo, Hoon
    • Journal of the Daesoon Academy of Sciences
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    • v.32
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    • pp.137-173
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    • 2019
  • Modern scientists are trying to find the basic unit of order, fractal geometry, in the complex systems of the universe. Fractal is a term often used in mathematics or physics, it is appropriate as a principle to explain why some models of ultimate reality are represented as multifaceted. Fractals are already widely used in the field of computer graphics and as a commercial principle in the world of science. In this paper, using observations from fractal geometry, I present the embodiment of ultimate reality as understood in Daesoon Thought. There are various models of ultimate reality such as Dao (道, the way), Sangje (上帝, supreme god), Sinmyeong (神明, Gods), Mugeuk (無極, limitlessness), Taegeuk (太極, the Great Ultimate), and Cheonji (天地, heaven and earth) all of which exist in Daesoon Thought, and these concepts are mutually interrelated. In other words, by revealing the fact that ultimate reality is embodied within fractal geometry, it can be shown that concordance and transformation of various models of ultimate reality are supported by modern science. But when the major religions of the world were divided along lines of personality (personal gods) and non-personality (impersonal deities), most religions came to assume that ultimate reality was either transcendental or personal, and they could not postulate a relationship between God and humanity as Yin Yang (陰陽) fractals (Holon). In addition, religions, which assume ultimate reality as an intrinsic and impersonal being, are somewhat different in terms of their degree of Holon realization - all parts and whole restitution. Daesoon Thought most directly states that gods (deities) and human beings are in a relationship of Yin Yang fractals. In essence, "deities are Yin, and humanity is Yang" and furthermore, "human beings are divine beings." Additionally, in the Daesoon Thought, these models of ultimate reality are presented through various concepts from various viewpoints, and they are revealed as mutually interrelated concepts. As such, point of view regarding the universe wherein Holarchy becomes a models in a key idea within perennial philosophy. According to a universalized view of religious phenomena, perennial philosophy was adopted by the world's great spiritual teachers, thinkers, philosophers, and scientists. From this viewpoint, when ultimate reality coincides, human beings and God are no longer different. In other words, the veracity of the theory of ultimate reality that has appeared in Daesoon Thought can find support in both modern science and perennial philosophy.

A Study on the Differences between Jinmuk Tales in Buddhism and Daesoon Thought (불교와 대순사상에 나타난 진묵설화의 차이점)

  • Lee, Byung-wook
    • Journal of the Daesoon Academy of Sciences
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    • v.29
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    • pp.141-170
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    • 2017
  • In this paper, I will compare the Jinmuk tales from Korean Buddhism and those which appear in Daesoon Thought. Specifically, I will compare the Jinmuk tales from the Jinmukjosayujeokko (震黙祖師遺蹟攷, A Study on the Remains of Patriarch Jinmuk) and those from the Jeongyeong (典經), and then study the differences between the two sources. In chapter two, I approach Jinmuk's thought as conveyed in the Jinmukjosayujeokko by examining four points. The first point is that Jinmuk is a transformation-body (an incarnation) of Sakyamuni (釋迦牟尼) Buddha. In the preface of the Jinmukjosayujeokko, Choui (艸衣) says that Jinmuk is a transformation-body of Sakyamuni Buddha. The second point is the spirit of unobstructed action (無礙行), the third point is the spirit of the fundamental congruence between meditative and doctrinal approaches (禪敎一致), and the fourth is the spirit of the fundamental congruence between Confucianism and Buddhism (儒佛一致). In chapter three, I study on the viewpoints which can be derived from Jinmuk tales in Daesoon Thought, and compare the Jinmuk tales from the Jinmukjosayujeokko and the Jeongyeong. The Jinmuk tales from the Jeongyeong can be characterized by the Daesoon concepts 'Cheonji Gongsa (天地公事, The Reordering Works of Heaven and Earth)' and 'Haewon Sangsang (解冤相生, The Resolution of Grievances for Mutual Beneficience)'. This is the key difference between the Jinmuk tales from Korean Buddhism and those from Daesoon Thought. If I compare the common subject matter of the Jinmuk tales in the Jinmukjosa yujeokko and the Jeongyeong, the Jinmuk tales from these two sources likewise contain differences. Why do these differences occur? I will explain these differences based on Mircea Eliade's approach to mythology. Eliadian theory posits that myths contain the desires of those who deliver the myths. If I explain the difference between the Jinmuk tales in the Jinmukjosayujeokko and the Jeongyeong based on Eliade's theory, Buddhism has Jinmuk tales composed to reflect Buddhist values, whereas Daesoon Thought has Jinmuk tales composed to reflect the values of Daesoon Thought. As Korean Buddhism and Daesoon Thought promote different values, they thereby have different Jinmuk tales.

Haewon-sangsaeng Thought for the Future of Humanity and World (인간과 세계의 미래에 관한 해원상생사상 연구)

  • Bae, Kyu-han
    • Journal of the Daesoon Academy of Sciences
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    • v.30
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    • pp.1-57
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    • 2018
  • There are three purposes to this study: first, to understand comprehensively the meaning of Haewon-sangsaeng (Resolution of Grievances for Mutual Beneficence) Thought, which can be taken as representative thought regarding peace in Korean new religions. Next, Haewon-sangsaeng Thought and the works for Haewon (resolving grievances) will be examined as principles and practical mechanisms for building the paradise of the Later World and understanding the structure of this system of thought. Lastly, logical inferences will be made regarding the future of humanity and the world through the ideological characteristics implied by Haewon-sangsaeng Thought. Haewon-sangsaeng Thought contains the complicated concepts of Haewon and Sangsaeng. Haewon is the resolution of the enmity and grievances that have accumulated in the realms of humanity and deities. Sangsaeng indicates the action of mutually benefiting one another or a state wherein people live in prosperity and peace. In Daesoon Jinrihoe, the concept of Haewon-sangsaeng is expressed explicitly and has broad applications. It can be expanded for the global peace and the harmony of all humanity. As the result of an integrated analysis of previous studies, it can be stated that Haewon-sangsaeng has values and meanings in terms of principles, laws, ethics, and ideology all of which are commonly connected to Injon (Human Nobility), Sangsaeng, peace, harmony, the Later World, and paradise. This indicates that its valuable for the future of humanity and world is deeper and wider than its mere etymological meaning. The common factor among paired ideas such as human nobility and Sangsaeng, peace and harmony, and Later World and paradise is the realization of humanity's greatest wish. This is the reason why the value and meaning of Haewon-sangsaeng can be expanded globally. The works of Haewon were a religious act of Kang Jeungsan who resolved the grievances of the Former World which was under the rule of mutual conflict and built a Later World that will operate according to mutual beneficence. Therefore, the principle of Haewon-sangsaeng has a motivative power, through the Reordering Works of the Universe, which can transform the future of humanity and the world. In this study, it can be inferred that as Haewon-sangsaeng 'fulfills human desires' and forms a 'harmonious relations of Sangsaeng' between humans and world, humans will be transformed into Injon (Human Nobility) while the world turns into a paradise, and the future turns into period of peace. Therefore, Haewon-sangsaeng Thought works as a principle that changes society, the world, and the universe. The social actualization of Haewon-sangsaeng is tantamount to bringing the future of Injon, paradise, and peace into objective reality. Previous studies on Haewon-sangsaeng Thought had been carried out under difficult circumstances by a small number of scholars. For all the above reasons, I anticipate that there will be more and more studies made on the topic of Haewon-sangsaeng Thought, which seeks the realization of Haewon (the Resolution of Grievances), Sangsaeng (Mutual Beneficence), human nobility, paradise, and peace. I hope it will emerge as a main subject in global religious thought.