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        검색결과 23

        1.
        2023.07 구독 인증기관·개인회원 무료
        Adding new stores close to incumbent franchisees, or franchise encroachment, has been a contentious issue in the marketplace. Prior studies on the encroachment effect focus mainly on the store-level cannibalization, lacking the understanding of customer-level post-encroachment outcomes. The authors investigate individual-level transaction data from a cluster of bakery franchise stores to quantify the franchise encroachment effect at store- and individual-levels with store and customer heterogeneity. Our results show that incumbents experience a decrease in sales, and the extent of the lost sales is attenuated by the distance between incumbent and new stores and the size of incumbents’ product assortment. The individual-level analysis reveals that three customer segments exhibit different post-encroachment shopping behaviors: (1) patronizing incumbents only, (2) patronizing both incumbent and new stores, and (3) completely switching to new stores. While the second segment increases the post-encroachment overall spending, the third segment contributes to both cannibalization to incumbents and higher sales to the franchisor. Our findings offer managerial implications of how to manage franchise encroachment with context-dependency and customer segmentation in terms of maximizing overall franchise performance.
        5.
        2016.09 KCI 등재 구독 인증기관 무료, 개인회원 유료
        Detergency and surface active properties of mixed anionic surfactants with amphoteric and nonionic were investigated. Sodium dodecyl sulfate (SDS) and ammonium dodecyl sulfate (ADS) as anionic surfactants and cocamidopropyl betaine (CAPB) as an amphoteric surfactant were used. Nonionic surfactants, which are butyl glucoside (BG), octyl glucoside (OG), decyl glucoside (DG), lauryl dimethylamine oxide (AO) and saponin were also used. To study the synergy effects of mixed SDS/ADS anionic surfactant systems, amphoteric and nonionic surfactants were added into the mixed anionic surfactants. Investigated properties of surfactant mixtures were critical micelle concentration (CMC), surface tension (γ), wettability. In addition, based on these properties, detergency of each sample was examined. Surfactant mixtures are anionics (SDS/ADS), anionic/amphoteric/nonionic (SDS/ADS/CAPB/ saponin), and anionic/nonionic (SDS/ADS/BG/saponin, SDS/ADS/OG/saponin, SDS/ADS/ DG/saponin, and SDS/ADS/AO/saponin). With the addition of amphoteric and nonionic to mixed anionic surfactants, CMC and γ were decreased. Addition of CAPB, which is amphoteric, showed the best property at CMC and γ. Furthermore, as the chain length of hydrocarbon in alkyl glucosides was increased, the CMC and γ were enhanced. However, the wettability did not exactly match up with CMC and γ. The surfactant mixture, which contained DG, showed the best performance at wetting time. Detergency was measured at various temperatures (15 oC, 30 oC, 50 oC). The cleaning performance was enhanced by increasing washing temperature. Moreover, detergency was influenced by not only CMC and γ but also wettability. Although CMC and γ were not minimum at surfactant mixture that included DG, the best cleaning performance showed in that sample.
        4,000원
        6.
        2016.07 구독 인증기관 무료, 개인회원 유료
        Firms acquire customers using myriad forms of marketing media (Neslin & Shankar 2009), and different media strategies yield different results to the firms. Therefore, allocating media strategy given a firm’s spending raises important questions for managers. This is especially the case since the media landscape has changed dramatically, with new media channels incorporating online, mobile, and social media now being considered the mainstream. It is crucial to understand how each form of media influences consumers and how it operates alongside traditional media. Based on Stephen and Galak (2012), marketers distinguish earned media from paid media. Earned media is defined as media activity that a company does not directly generate, such as press mentions on the internet and online community posts in consumer-generated social media. On the other hand, paid media refers to the media activity which a company generates (for example, television, radio, print, and direct mail). It is common for firms to consider using earned media and paid media at the same time when developing marketing communication strategies. Despite the coexistence of paid and earned media channels, previous empirical findings focus either on paid media or earned media and suggest that these individually will increase a firm’s marketing outcomes. However, there is a lack of research that examines the question of whether the use of paid media and earned media at the same time is synergistic. The effects of a cross media synergy only focuses on the resource allocation within paid media (for example, TV–Radio (Edell & Keller 1989), TV–Magazine (Confer & McGlathery 1991), TV–Print (Dijkstra, Buijtels, & Van Raaij 2005), and TV, Radio, Print and Outdoor (Briggs, Krishnan, & Sheeran 2003)). Thus, by considering paid media and earned media concurrently, this study investigates whether the synergies between paid and earned media have a stronger effect on a firm’s long term profitability than the isolated effects of TV or word of mouth (WOM) alone. In addition, the research on earned media has focused on short-term outcomes such as customer actions (for example, website sign-ups) and sales growth, sales rank, cross-product sales, and ratings (Trusov, Bucklin, & Pauwels 2009; Li & Hitt 2008; Moe & Trusov 2011). Moreover, in the limited research on the relationship between earned media and long-term outcomes, the outcomes are restricted to those related to soft metrics of communication effectiveness (for example, attitude and brand awareness). Therefore, we use customer equity, which is regarded as a forward looking firm outcome variable, thereby enabling marketers to monitor and measure the long-term financial impact of marketing spending (Kumar & Shah 2015). Moreover, cross-media synergy can be accurately measured by customer equity, which incorporates both customer acquisition and retention. Based on Villanueva, Yoo, and Hassens (2008), customers acquired through paid media focus more on trials, whereas customers acquired through earned media provide the firm with more repeats. In other words, paid media plays a key role in the acquisition of customers, while, on the other hand, earned media increase the retention of customers. Thus, it is appropriate to measure the cross-media synergy with the customer equity (long term profitability) that can capture the customer acquisition and retention simultaneously. Regarding the long term impact of the firm’s media strategy, previous research has used the economic impact of traditional marketing channel (for example, television, radio, magazine or newspaper, advertisement, e-mail links, and direct mail) versus that of WOM (for example, links from Web sites, magazine, or newspaper articles, referrals from friends or colleagues, referrals from professional organizations or associations, and referrals from search engines) on customer equity. Traditional marketing had a stronger effect than WOM in the short term, while WOM is a quiet, gradual-impact, long lasting driver (Villanueva, Yoo, & Hassens 2008). This result can be attributed to the different characteristics of each media channel. Although earned media, including WOM, is not entirely controlled by the firm, earned media may be more likely to last longer for various reasons. One of the reasons for this phenomenon is that earned media has greater credibility than conventional marketing activities that are implemented by the firms, and is therefore more persuasive than conventional advertising (Brown & Reingen 1987, Villanueva, Yoo, & Hassens 2008). In other words, considering the impact of each type of media in itself, earned media is more effective in increasing long-term profitability. However, the interaction effect of earned and paid media has not been empirically tested yet. Thus, it is conceivable that a cross-media synergy (incorporating the implementation of earned media and paid media at the same time) will last longer than the implementation of each isolated media. As Armelini and Villanueva (2010) pointed out, earned media and paid media have complementary effects. For example, offline advertising increases website visitation by influencing consumer awareness, while online advertising directly leads to website traffic (Ilfeld & Winer 2002). The consumer buying process involves distinct stages such as awareness, consideration, and purchase (Lavidge & Stener 2000) and each media influences customer buying behavior in a different way. Hence, it enhances the effectiveness in terms of long-term profitability to utilize the cross-media effect properly. For example, in the car industry, 64 % new car buyers become aware of the features and benefits of a car by obtaining information online, even though they purchase their cars from an offline dealership (J.D. Power and Associates 2004). This finding implies that a firm’s implementation of both paid and earned media properly will maximize the customers’ arousal of the target brands. Furthermore, converging paid media and earned media is expected to proliferate the growth of a firm’s profitability, such as sales, revenue, and customer’s equity, at an exponential rate. For example, the effects of TV advertising execution can be enhanced by press mentions that a company does not directly generate; this is because press mentions support the credence of TV advertising. Inversely, since paid media activities reach the audience relatively more than WOM (due to the high audience penetration share), the online share of press mention can proliferate rapidly with the execution of paid media activities. Therefore, the interaction between earned media and paid media has a greater effect on customer equity than isolated media implementation. The impact of a media synergy has more positive effect and last longer than isolated media implementation (and our model is displayed in Fig. 1). We collect data on marketing efforts, word-of-mouth circumstance, and performance of a telecommunication company. Based on customer equity models and quarterly marketing and performance data, we first estimate the lifetime value of the newly acquired and existing customers. Thereafter, we determine the customer equity of the company over each period. We develop and employ a time-series model for examining the relationship between cross media efforts (paid media vs. earned media) and the estimated firm’s customer equity. Finally, we examine the synergistic effect of cross media on the firm’s long-term profitability.
        3,000원
        7.
        2016.07 구독 인증기관·개인회원 무료
        With the fast pace of technological change, the role of innovation on a firm’s survival has received increased scholarly attention. This study investigates the relationship between a firm’s strategic orientations, exploration and exploitation, on innovation activity. Also, the synergy effects of four types of innovation: product, process, marketing, and organizational innovation are examined with the consideration of the level of innovativeness and the firm’s industrial category. The OECD Oslo Manual (2005) and the standard of OECD (2011) classification are used as a main source to define four different types of innovation and the industry category into high-tech and low-tech. This study uses data from 856 firms taken from the Korea Innovation Survey (KIS) 2014 which is the Korean version of the Community Innovation Survey (CIS). Since most of the measures are composed of multiple items, their reliability and the underlying dimensions of each measure are tested by principal component analysis (PCA). Structural equation modeling (SEM) is then used to carry out a simultaneous test the relationships among the constructs. The moderating effects of marketing and organizational innovation are examined through multi group analysis. Results indicate that exploration and exploitation have positive impacts on the product innovation and process innovation respectively. Also, a new process encourages firms to develop radical product innovation. In case of the moderating effect of marketing and organizatioanl innovation, there are some differences between high-tech and low-tech industry. For high-tech firms, the positive relationship between a new product and firm performance is increased with the introduction of marketing innovation. In case of low-tech firms, process innovation has direct and positive impacts on a firm’s performance with organizational innovation. The findings show that the synergy effect of innovation exists and its significance could be changed depending on an industrial category.
        8.
        2016.07 구독 인증기관·개인회원 무료
        We integrate institutional theory and the resource-based view of capability to examine the interplay of institutional environments and firm-specific capabilities on value-creating synergy by emerging market firms (EMFs). We argue that EMFs expand into countries with better-developed institutions as a means to overcome poor institutions at home. EMFs that develop strong absorptive capacity and knowledge transfer capability are better able to benefit from a portfolio of complementary sources of knowledge across multiple markets. We analyze data on a sample of manufacturing firms’ international expansion to demonstrate that expansion into a host country with a better-developed institutional environment promotes innovation success. This effect was found to be stronger for firms with strong absorptive capacity and well-developed knowledge transfer capability.
        9.
        2016.04 구독 인증기관·개인회원 무료
        The penetration-enhancing effect of a binary mixture of rosemary essential oil constituents, and its correlation to increased toxicity were investigated. GC-MS analyses revealed that the major constituents of rosemary essential oil were 1,8-cineole and camphor, and a binary mixture of them showed synergistic insecticidal activity via topical application in third instar larvae of the cabbage looper, Trichoplusia ni. In the mixture, penetration of camphor was significantly enhanced both in vivo and in vitro, whereas that of 1,8-cineole did not change much compared to individual application. Injection into hemocoel of fifth instar larvae indicated that camphor was more toxic than 1,8-cineole, although it was less toxic than 1,8-cineole when applied topically. A possible mechanism for enhanced penetration of camphor by 1,8-cineole is reduced surface tension of the mixture. Contact angles of 50% acetonic solutions on a layer of beeswax showed that the surface tension of 1,8-cineole was lower than that of camphor. Another probable reason is a change of camphor from solid to liquid status, when mixed with 1,8-cineole. This is the first report attempting to explain the synergistic insecticidal interaction of essential oil components, from a physiochemical perspective.
        10.
        2014.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        화장료의 UV 차단과 은폐효과를 갖는 이산화티탄을 사용하여 자기조직체 형성공법을 적용한 하이브리드 이산화티탄을 제조하고 형태, 성질, 공정의 최적조건과 자외선차단 개선을 확인하였다. 하이브리드 이산화티탄은 마이크로 이산화티탄(250~300nm)의 표면에 나노 이산화티탄(20~30nm)을 자기조직체 형성공법을 이용해 결합시킨, 이산화티탄 대 이산화티탄의 결합체를 말한다. 하이브리드 이산화티탄 제조의 최적조건을 알아내기 위해 (-)을 띄는 마이크로 이산화티탄의 표면에 양이온의 링크로써 AlCl3 를 농도별로 조정하고, 그에 따른 마이크로와 나노 이산화티탄의 투입비율을 달리하여 각각의 조건에서 만들어진 시료를 광학분석, 입도분석, 전위차분석 등을 이용해 확인하고 최적의 제조 조건을 알 수 있었다. 최적의 제조 조건에서 만들어진 하이브리드 이산화티탄의 자외선차단 상승효과를 확인하기 위하여 하이브리드 이산화티탄이 첨가된 화장료와 사용된 하이브리드 이산화티탄과 같은 비율의 마이크로와 나노 이산화티탄을 첨가한 화장료의 SPF in-vitro 를 측정하였고, 15%내지 30%의 자외선차단 상승 효과를 확인하였다.
        4,200원
        11.
        2013.12 구독 인증기관 무료, 개인회원 유료
        Life skills education services have quite complex problems. These include little awareness from government; poor accountability and capacity; reliance on government assistance; an unclear position as a judicial institution; low participation from the community; and low participation from the private sector. The establishment of a synergy model of governance in the service component is done through four stages PKH inter-components synergy: synergy at the stage of identification of service needs; synergy in the preparation stage of implementation of the service; synergy in the phase of the service; and synergy in the evaluation stage of the service. It is recommended that the municipal government takes initiative to establish an institutionalised governance inter-component synergy; provider agencies need to give greater space for the components of governance to work together constructively; and limited testing of the governance inter-component model synergy need to be conducted.
        4,000원
        12.
        2012.09 KCI 등재 구독 인증기관·개인회원 무료
        InfraRed Survey Facility (IRSF) is our facility for near-infrared (NIR) observation located at South African Astronomical Observatory. The NIR camera SIRIUS on the 1.4m telescope provides three 7.7′×7.7′ images in the J ( 1.25μm), H (1.63μm), and KS (2.14μm ) bands simultaneously with a pixel scale of 0.45". IRSF has three unique capabilities, which are suitable for follow-up observations of AKARI-selected objects. Several synergistic studies with AKARI are in progress from stars to galaxies. We introduce advantages of the above unique capabilities of IRSF for further synergistic studies between AKARI and IRSF.
        13.
        2012.09 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The Herschel Space Observatory is the European Space Agency's state of the art infrared space telescope launched into space on 14 May 2009, covering the wavelength range from 70-700 microns with 3 instruments SPIRE, PACS and HIFI. Large area surveys are being carried out by Herschel in the AKARI legacy fields at the North and South Ecliptic Poles and the AKARI All-Sky Survey provides additional synergy with the largest survey with Herschel, H-ATLAS, covering more than 500 square degrees. This paper reports on some of the early results of these synergies between Herschel and AKARI including the first comparison of the AKARI All-Sky Survey number counts with the deeper Herschel surveys.
        4,000원
        15.
        2009.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        Bacillus thuringiensis subsp. kurstaki KB100 isolated from the domestic soil have the most effective activity against the beet armyworm, Spodoptera exigua larva. The tannic acid as protease inhibitor might be increased the efficacy of sublethal concentrations of B. thuringiensis. The tannic acid was identified as a protease inhibitor that could increased the efficacy of sublethal concentrations of B. thuringiensis. Mixture of B. thuringiensis and tannic acid was investigated the mortality of S. exigua larva in the laboratory and field. When B. thuringiensis treated to 2nd larva of S. exigua, mortality was shown 54.4%. However, mixtures of B. thuringiensis with 4 and 40 mM tannic acid were increased mortalities to 2nd larva of S. exigua as 64.0 and 95.5%, respectively. Also, synergy effect of mixture of B. thuringiensis and 40 mM tannic acid was increased the mortality of S. exigua 3rd larva to 93.3%, even though 60.0% mortality with only B. thuringiensis treatment. On the other hand, the mortality of mixture with B. thuringiensis and 80 mM tannic acid was 53.3% lower than B. thuringiensis single treatment. In the welsh onion field, the accumulated mortalities of 3 times replicated with mixture of B. thuringiensis and 40 mM tannic acid were 83.9, 89.4 and 66.8% compare with 61.8, 80.4 and 47.3% as only B. thuringiensis treatment, respectively.
        4,000원
        18.
        2020.03 KCI 등재 SCOPUS 서비스 종료(열람 제한)
        This study aims to present explicit findings from an internal perspective, namely the interaction patterns of marketing communication between pentahelix elements and testing the expectations of tourists towards tourism activities through a simulation model between variables. This study is divided into two methods of analysis, namely qualitative explorative, where the study aims to invest in communication patterns and patterns of interaction between pentahelix stakeholders in Sitiwinangun Tourism Village, West Java, Indonesia with involve 17 informants who came from pentahelix elements (Government, academics, community, business and media). Second, quantitative method to measure the extent of effectiveness rather than collaboration activities and the role of marketing communication to tourist satisfaction is done by an analytical approach involving 30 tourists through customer satisfaction surveys. The results of this study illustrate that the involvement of each pentahelix element has not been maximized. The pattern of interaction and communication between elements also shows the gap between interests, expectations, and reality. This study provides a real picture that to realize a tourism program that is profitable, holistic, and sustainable requires collaboration that is wrapped with transparent and interactive communication patterns. The marketing communication concept approach combined with collaboration theory between stakeholders can be useful for sustainable tourism.
        19.
        2018.12 KCI 등재 서비스 종료(열람 제한)
        21세기 이후 사회-문화-경제를 포함 한 모든 영역이 초개인화의 영향 하에 있으며 특히나 예술과 디자인 분야와 이에 해당되는 작가들은 하나의 사조나 단일화 된 형식으로는 관람객, 클라이언트, 콜렉터, 일반소비자들을 충족시킬 수 없는 환경에 놓여졌다. 이처럼 문화예술 영역에서 특정한 고급문화와 대중문화간의 경계가 허물어진 상황에 맞는 현재와 미래의 다양한 욕구를 충족할 수 있는 다변화된 예술디자인 분야의 나아갈 방법론이 절실히 필요한 상황이다. 본 연구는 초개인화 시대의 엄청난 속도로 변화, 증식 되어가는 개개인의 욕구에 대응할 수 있는 방법으로서 첫째, 협업 혹은 아트콜라보레이션을 방법론으로 택하였다. 하나의 트랜드나 단순한 사회현상이 아닌 협업과 아트콜라보레이션의 변화무쌍한 특성을 협업의 프로세스 방식을 연구자의 실제 사례를 중심으로 대입해 연구하였다. 둘째, 각 사례에 공통적으로 해당되는 작가와 클라이언트 간의 아이텐티티의 결합을 통한 긍정적 효과가 나타나는 계기를 세 가지 카테고리로 분류하여 과거-현재에 해당되는 협업 시너지 효과를 연구하였다. 이상의 연구자의 실제사례를 토대로 한 아트콜라보레이션의 프로세스와 협업의 시너지효과 사례 분석을 통해 미래의 예술-디자인의 나아갈 다변화된 방향성 중 하나가 협업의 방식에 있음을 제시하고자 한다.
        20.
        2018.10 서비스 종료(열람 제한)
        Background : Turmeric (Curcuma longa L.) and black pepper (Piper nigrum L.) have traditionally been used as Asian medicinal and culinary herb. Curcumin, a major compound of turmeric, has been known to have antitumor activity. However, curcumin is bioavailable because it is rapidly metabolized and released from the body. Therefore, the addition of adjuvants such as piperine, a potent inhibitor of drug metabolism, is one of the ways to increase the bioavailability of curcumin. Methods and Results : The yields of turmeric and black pepper ethanolic extracts (TM and BP) are 18.2 and 8.2% (w/w), respectively. The EC50 values of A549 and NCI-H292 cells exposed to TM were 77.8 ㎍/㎖ and 92.0 ㎍/㎖, respectively. No significant cytotoxicity was observed up to the 400 ㎍/㎖ in the A549 and NCI-H292 exposed to BP. Based on the central composite design, the co-treatment of TM and BP enhanced the cytotoxicity of A549 and NCI-H292 cells. The optimal combination concentration (optimal EC50 value) of TM and BP calculated by the response surface methodology assay were 48.5 and 241.7 ㎍/㎖. The conbination index assay confirmed that the cytotoxic effect at optimal combinatino concentration was due to the synergistic effect. Conclusion : We hypothesized that co-treatment of TM and BP enhanced cytotoxicity more than single treatment of TM against lung cancer cells, and cell death at this time may synergetic cytotoxicity effects associated with curcumin metabolism.
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