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2011 Vol.48, Issue 3
30 June 2011. pp. 255-267
Abstract
The fair market value of exploration project for natural resources is difficult to estimate due to the high level of technology and market uncertainties. Previous studies recommended using real option analysis to control numerous uncertainties in natural resources projects, but there was little attention on the valuation of natural resources development projects in exploration stages. Based on the theoretical assessment of valuation models, this study suggested Marketed Asset Disclaimer (MAD) approach in real option analysis for resource exploration projects. We proved the efficiency of suggested model using a case study of gold mine exploration project. Empirical results showed that MAD approach could effectively estimate the fair market value by controlling the technology and market uncertainties of the exploration projects, but discounted cash flow (DCF) analysis overestimated the value of an exploration project.
탐사단계의 자원개발 프로젝트는 높은 기술 및 시장 불확실성으로 인해 가치평가 모형을 통한 추정의 정확도가 떨어지며, 이에 따라 사업의 가치 평가시 전문가의 경험 및 협상력에 상당량 의존하고 있다. 다양한 불확실성 요인들을 보유하고 있는 탐사단계의 자원 개발 프로젝트의 평가모형으로서 실물옵션 모형이 적합하다는 것은 이론적으로 알려져 있으나, 이에 대해서는 많은 연구들이 이루어지지 않았다. 이에 따라 본 연구에서는 이론적인 검토 및 사례 분석을 통해 자원탐사단계 사업에 적용할 수 있는 가치평가 모형을 연구하였으며, 자원 탐사 단계의 복합적인 불확실성을 효과적으로 반영할 수 있는 모형으로 이산 격자 모형(binominal lattice model)에 기반한 Marketed Asset Disclaimer(MAD) 접근법을 제안하였다. 이를 실제 금광 탐사 개발 프로젝트에 적용하여 기존 가치평가 모형 및 시장 가치와 비교한 결과, MAD 접근법이 탐사단계에서 기술 및 시장의 불확실성을 효과적으로 반영하는 것으로 나타났으며, 탐사 단계의 리스크가 해소된 시점 이후에서는 전통적인 가치평가 방법인 Discounted Cash Flow(DCF)가 시장 가치를 잘 설명하는 것으로 나타났다.
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Information
  • Publisher :The Korean Society of Mineral and Energy Resources Engineers
  • Publisher(Ko) :한국자원공학회
  • Journal Title :Journal of the Korean Society for Geosystem Engineering
  • Journal Title(Ko) :한국지구시스템공학회지
  • Volume : 48
  • No :3
  • Pages :255-267