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대규모 경제 시스템

  • 이승훈
    • 전기의세계
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    • v.33 no.3
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    • pp.158-162
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    • 1984
  • 경제학의 일반균형이론은 만족할 만큼 정립되어 있지 못하다. 그러나 존재문제에 관하 이론은 안정성문제에 관한 이론보다 비교적 잘 정리되어 있다. 본고에서는 일반균형의 존재이론을 중심으로 하여 대규모 사회-경제 시스템에 대한 연구현황을 개관하였다.

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Meta Analysis of Theories in PR research 2003-2012 (피알 연구이론의 메타분석 2003-2012)

  • Jo, Jung-Yul
    • Journal of Digital Convergence
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    • v.13 no.5
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    • pp.51-59
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    • 2015
  • The year 1997 was when Korean Journal of Public Relations Research started to publish research articles. This study addresses the issue of theories in Korean public relations research. A total of 166 research papers are analyzed to see characteristics and changes during 2003-2012. Through this meta analysis, the researcher tries to see the big picture and discusses the right direction for the future of the public relations in many ways. Three different groupings were adopted to classify theories in the 10 year perion - 1. origins of theories(public relations field, related neighbor field, distant field), 2. target of analysis(individual, organization, society), 3. level of approach (systematic pluralistic, rhetorical, critical approach). According to the findings, though getting better, it was 'cold season' in public relations research because theories utilized in Korean public relations research were not very excellent qualitatively and qualitatively. Interdisciplinary approach is discussed.

Politics of Candlelight Protest and Democratic Theories in Korea (촛불의 정치와 민주주의 이론: 현실과 이론, 사실과 가치의 긴장과 균형)

  • Jaung, Hoon
    • Korean Journal of Legislative Studies
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    • v.23 no.2
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    • pp.37-66
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    • 2017
  • Massive civic protests and consequent presidential impeachment requires a serious revisiting to democratic theories of Korean democracy. This paper explores the strengths and limitations of macro and micro approaches. Changes in democratic realities was manifested on three fronts. First, the rise of new political subject, that is, participants to massive protest. Second, changing nexus between representative institutions and civic protests. Third, parliamentarization of presidential democracy. Specifically macro approach has changed its negative assessment of democracy into positive evaluation. Macro theory has to revisit it's notion of 'minjung' to cope with the rise of new subject. Also macro approach has to struggle with the declining role of civic organizations and political activists. Micro approach has to deal with new mode of networking among citizens and to unravel the evolving relation between democratic institutions and civic protests. In sum, theories need to expand the analytic scope, to revitalize analytic tools and to rebalance value judgment and analytical efforts.

Role of Self-Theories in English as a Foreign Language: A Comparison between Korean and Pakistani Students (EFL 학습자의 자기이론: 한국과 파키스탄 비교연구)

  • Aziz, Mudassar;Shin, Tae-Seob
    • Korean Journal of Comparative Education
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    • v.23 no.5
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    • pp.1-18
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    • 2013
  • Self-theories regarding general intelligence and English ability were measured from two countries (Korea and Pakistan) and their relationships with self-reported overall academic achievement and English language achievement were examined. No significant mean differences between the two countries were found regarding college students' self-theories. There were significant mean differences in overall academic achievement and English achievement between the two countries. Both the overall academic achievement and English achievement were significantly correlated with various self-theories while taking both samples together. Achievement measures were predicted by self-theories of general intelligence and English language ability. The current study highlighted the relationship between self-theories about general intelligence and English language ability and their relationship with self-reported achievement in two cultural contexts. This research also introduced new instruments to measure self-theories that can be used in studying self-theories in different domains.

A Critical Reinterpretation of Dervin's Sense-Making Theory as Communication Theory (소통 이론으로서 Dervin의 의미형성 이론의 비판적 재해석)

  • Park, Seongwoo;Hong, Soram
    • Journal of Korean Library and Information Science Society
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    • v.53 no.3
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    • pp.193-214
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    • 2022
  • Sense-Making Theory gives persuasive power to information seeking behavior while acknowledging the diversity of subjects. It is being used as a theory and methodology to explain the phenomenon of information seeking in various temporal and spatial contexts related to the communication of individuals' inner realms, face-to-face, organization, and mass communication. However, it is not to be a theory to explain the information seeking behavior of a group in that it explains the individual epistemological interpretation of the subjects. Also, the purpose of the theory was to establish a receiver-centered communication theory that constructs sense-making by itself, away from the receiver who unilaterally accepts the sender's information from the perspective of communication theory. However, Dervin accepted the existence of object information without explaining the relationship between the recipient's external information and the receiver. Owing to the establishing his concept of information following the Popper(1972)'s world concept, its object of observation is not World III(objective content of thought), but the process of sense making in which World II(psychological world) receives information generated in World III. In this context, Dervin's theory is not to explain the communication behavior at a group level.

Why do children loose their compliance with the law as they grow? (무법으로 태어나 준법을 거쳐 위법으로 성장하는 이유?)

  • Taekyun Hur
    • Korean Journal of Culture and Social Issue
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    • v.11 no.spc
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    • pp.117-131
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    • 2005
  • The present research integrated various theoretical perspectives of human unlawful behaviors in order to clarify the psychological mechanisms that underly the changes in compliance with and attitude toward law as time goes. Most well-known theories such as classical theory of crime, biosocial and evoluationary theories, and psychological perspectives including psycho-dynamic theory, personality, intellectual/moral development theories, and decision-making were discussed in their unique points in explaining human unlawful behaviors. Finally, social-learning theory and cognitive-dissonance theory has been suggested to explain the psychological mechanism of the phenomena in which people's attitude toward law and compliance with law become weaken through violation experiences of trivial lawful regulations. Especially, the logic of cognitive-dissonance theory (that people committed violation of trivial laws should experience dissonance with their original belief of compliance with law and negative arousal and try to remove the arousal by change their belief along with their behavior) were theoretically convincing to explain the phenomenon and supported by a series of experimental studies. Several practical implications for future constitutional and political activities were discussed in the basis of the cognitive dissonance theory.

Broken Mirror or Unbroken Mirror? : An Investigation for Mirror Neuron Dysfunction of the Autism Spectrum Disorder (깨진 거울인가 깨지지 않은 거울인가? : 자폐 스펙트럼 장애의 거울 뉴런 문제에 관한 고찰)

  • Son, Jung-Woo;Ghim, Hei-Rhee
    • Journal of the Korean Academy of Child and Adolescent Psychiatry
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    • v.24 no.3
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    • pp.109-123
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    • 2013
  • The discovery of the mirror neuron system (MNS) is one of the most important neuroscientific achievements in the 20th century. Some researchers had reported that MNS dysfunction was discovered in autism spectrum disorders (ASD). Finally, the 'broken mirror' theory of ASD was announced in the mid 2000's. According to this theory, ASD cannot simulate the mind and behavior of others due to MNS dysfunction; therefore, they cannot imitate the behaviors and empathized with the mind of others. However, ASD does not always show imitation problems. The researchers who have criticized the 'broken mirror' theory proposed the 'social top-down response modulation (STORM)' theory. On STORM theory, the medial prefrontal cortex or temporo-parietal junction, brain areas related with mentalising, might modulate MNS according to social context. We compared the strengths and weaknesses of each theory.

A Study on the Classic Theory-Driven Predictors of Adolescent Online and Offline Delinquency using the Random Forest Machine Learning Algorithm (랜덤포레스트 머신러닝 기법을 활용한 전통적 비행이론기반 청소년 온·오프라인 비행 예측요인 연구)

  • TaekHo, Lee;SeonYeong, Kim;YoonSun, Han
    • Korean Journal of Culture and Social Issue
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    • v.28 no.4
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    • pp.661-690
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    • 2022
  • Adolescent delinquency is a substantial social problem that occurs in both offline and online domains. The current study utilized random forest algorithms to identify predictors of adolescents' online and offline delinquency. Further, we explored the applicability of classic delinquency theories (social learning, strain, social control, routine activities, and labeling theory). We used the first-grade and fourth-grade elementary school panels as well as the first-grade middle school panel (N=4,137) among the sixth wave of the nationally-representative Korean Children and Youth Panel Survey 2010 for analysis. Random forest algorithms were used instead of the conventional regression analysis to improve the predictive performance of the model and possibly consider many predictors in the model. Random forest algorithm results showed that classic delinquency theories designed to explain offline delinquency were also applicable to online delinquency. Specifically, salient predictors of online delinquency were closely related to individual factors(routine activities and labeling theory). Social factors(social control and social learning theory) were particularly important for understanding offline delinquency. General strain theory was the commonly important theoretical framework that predicted both offline and online delinquency. Findings may provide evidence for more tailored prevention and intervention strategies against offline and online adolescent delinquency.

Performance Comparison among Bandwidth Allocation Schemes using Cooperative Game Theory (협력 게임 이론을 이용한 대역폭 할당 기법의 성능 비교)

  • Park, Jae-Sung;Lim, Yu-Jin
    • The KIPS Transactions:PartC
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    • v.18C no.2
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    • pp.97-102
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    • 2011
  • Since the game theory provides a theoretical ground to distribute a shared resource between demanding users in a fair and efficient manner, it has been used for the bandwidth allocation problem in a network. However, the bandwidth allocation schemes with different game theory assign different amount of bandwidth in the same operational environments. However, only the mathematical framework is adopted when a bandwidth allocation scheme is devised without quantitatively comparing the results when they applied to the bandwidth allocation problem. Thus, in this paper, we compare the characteristics of the bandwidth allocation schemes using the bankrupt game theory and the bargaining game theory when they applied to the situation where nodes are competing for the bandwidth in a network. Based on the numerical results, we suggest the future research direction.