• 제어로봇시스템학회:학술대회논문집
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• 2001.10a
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• pp.106.1-106
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• 2001

American options no doubt is invariably more popular than European options, due to the fact that it gives the owner the option to exercise a contract before and up to the expiration date, unlike an European option, which only allows the owner to exercise a contract on the date of expiration. Owing to its popularity, many methods like the binomial numerical method and the pseudo American method have been devised for computing of the value of the American options. The aim of this research is to develop an effective 3-dimensional visualization for American option portfolio based on the Geske-Roll-Whaley model. It is obvious that it is extremely tedious and unadvisable for researchers to interprte chunks of data by looking at graphs or pie charts, which are simple but not effective for analyzing important dta. Hence, the generation of the Geske-Roll-Whaley ...

• Journal of Forest and Environmental Science
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• v.31 no.1
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• pp.38-46
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• 2015

The stumpage price changes were calculated and analyzed from the data collected by Timber Mart-South from 1998 to 2007. We analyzed the relationship between pine sawtimber stumpage prices and timber sale characteristics using hedonic pricing method. Quadratic transformation was employed for sale size and contract length. Stumpage prices increased with sale size, contract length, bid sales, and the number of bidders. The presence of above average or excellent grade, market conditions, and logging conditions also are positively related to stumpage prices.

• Journal of the Korea Institute of Building Construction
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• v.13 no.2
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• pp.102-111
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• 2013

During the administration of a construction project, various types of participants are engaged in the project. From the design phase to the maintenance phase, these participants may confront many risks. To avoid these risks, participants should utilize an insurance company or a bond company. The types of risks and liability that a construction manager may face are listed in the construction law or contract. But there are some arguments related to risk transferring and the content of risks. For this reason, construction managers must carefully consider any possible risks in the contract and the construction law. Therefore, for construction managers to deal with risks appropriately, the introduction of a legal requirement to carry professional liability insurance, a defined compensation range for damages, a method of guarantee in the event of defects, a defined compensation claim period for damage, and a method of damage claim were suggested in this study.

• Korea Trade Review
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• v.46 no.6
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• pp.225-238
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• 2021

This study analyzed the recent precedents of the Korean Supreme Court's Royalty and License fee on this issue and presented implications for future taxation of Royalty and License fee and digital content imports related to reproduction rights. If the price related to imported goods and the price not related to them are combined, it is necessary to revise the statutes to supplement the allocation method of royalty and license fee. In addition, if there is an agreement or a back contract for intellectual property rights through the headquarters or branch office other than the trading party, a method of inducing the importer to voluntarily report it when reporting imports should be considered. Whether Royalty and License fee is taxed or not must be determined after examining the various contract details and circumstances of the transaction.

• Journal of the Korea Academia-Industrial cooperation Society
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• v.18 no.12
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• pp.613-619
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• 2017

Recently, the development and production of weapons systems for military products have been increasing. Therefore, there is a need for an efficient quality control method suitable for limited resources and manpower for the manufactured military products. Military munitions are characteristically developed and produced as business contract units. In addition, business and quality control are done by contract. For this reason, many contracts are concluded in one producer and similar products are often produced. Business and quality control also require extensive manpower and effort. If a company produces several similar products, a more efficient management approach is required. This study therefore examines these problems in an attempt to present solutions by analyzing the types of munitions contracts and the characteristics of products produced by one company. Based on the results, a method is proposed to manage the contract-specific management methods by company, that is, by business site. The method is applied to an engine manufacturing company and the integrated management plan is verified and its effectiveness confirmed. The effect of facility-wide method was a reduction of QA manpower and an improvement in maintaining quality assurance and stability through management of the workforce and contract grouping method.

• Information Systems Review
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• v.8 no.2
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• pp.211-234
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• 2006

The purpose of IT Service Level Management(SLM) has recently shifted from being a simple financial contract(SLA contract itself) towards a system(SLA management system) for the management of the customer's expectations and the provider's service. The aim of this paper is to introduce and present the systematic SLM using statistical method. We discuss the service level according to two points of view: statistical method and service level management. First, we go into more detail on the objective service level using statistical method. Second, we give an overview of total service level assessment method. The proposed framework enables to measure total service level as IT outsourcing performance quantitatively from the aspect of business strategy.

• The Journal of the Korea Contents Association
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• v.13 no.12
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• pp.412-421
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• 2013

The purpose of this paper is to recognize an importance of its practice by rightly understanding mindfulness, and to find one method to solve the success of Information Systems outsourcing through mindfulness practice. To do this, this paper proposes and analyzes a theoretical model consisting of factors such as contract completion, relationship strength, mindfulness practice, trust level and Information Systems outsourcing success. Data was collected using the survey method, and was analyzed using the PLS method. The results of this empirical study are summarized as followings. First, mindfulness practice has positive effects on Information Systems outsourcing success as well as trust level. Second, both contract completion and relationship strength have positive effects on mindfulness practice. The findings will provide basic data for understanding the role of mindfulness practice in Information Systems outsourcing success.

• KIPS Transactions on Software and Data Engineering
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• v.11 no.10
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• pp.399-408
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• 2022

ERC-20, the standard API for Ethereum token smart contracts, was introduced to ensure compatibility among applications such as wallets and decentralized exchanges. However, many compatibility vulnerability problems have existed because there is no rigorous functional specifications for each API nor conformance review tools for the standard. In this paper, we proposed a new review procedure and a tool to perform the procedure to review if ERC-20 token smart contract programs for the Ethereum blockchain conform to the de facto standards. Based on the knowledge from an analysis on the ERC-20 API functional behavior of the top 100 token smart contract programs in the existing Ethereum blockchain, a new specification for the de facto standard for ERC-20 API was explicitly defined. The new specification enabled us to design a systematic review method for Ethereum smart contract programs. We developed a tool to support this review method and we evaluated a few benchmark programs with the tool.

• Proceedings of the Korean Institute of Building Construction Conference
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• 2015.11a
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• pp.62-63
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• 2015

In this paper, to prevent overspending of the CM Fee, Agent CM for the normal work-oriented, Willing to separate order model being used in the construction, using a multi-national grouping Go to offer the right company, a number of groups according to the appropriate CM Fee setting is aimed to suggest a reasonable basis. This paper does not use the domestic point of order characteristic of the model, and using a different theory of affinity grouping projection method is presented. The main disadvantage of the domestic order model because it is a contractual relationship, the contractual relationship as unified as possible by the most reasonable way of construction and construction capabilities and commercialization agreement upon the ability of companies also expect to be very helpful. The grouping by using the multi-order construction of the separation problem of the increase and thus the management object construction type administration was to solve the problem.

• Journal of Information Technology Services
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• v.20 no.1
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• pp.41-54
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• 2021

The SW-centered battlefield management information system R&D project takes a long period of 5-10 years or more by applying a complex and rigid batch acquisition strategy. In order to solve this problem, it is necessary to institutionalize a rapid and flexible battlefield management information system R&D project management procedure applying agile development methodology, and a government project management organization and contract management method to support it In this study, we analyzed the case of applying the Agile development method centered on Scrum to the US SW-centered weapon system R&D project and the characteristics and problems of the battlefield management information system R&D project in Korea, and suggested improvement measures as follows. First, the battlefield management information system R&D model applies the hybrid development method, and the system requirements analysis and system structure design use the existing waterfall development procedure, and the agile method is applied from the SW requirements analysis to the system integration stage. Second, flexible adjustment of performance, schedule, and cost by organizing an Agile IPT in which military (requirements) - DAPA (project management) - developer - functional specialized organizations (test and evaluation, quality, government research institutes, etc.) participate. Third, improving the Basic Order Agreement so that it can be applied to agile R&D.