Journals Mining Engineering : Bina Tambang
Vol 3, No 1 (2018): Journals Mining Engineering: Bina Tambang

ANALISIS FLEKSIBILITAS EKONOMI MENGGUNAKAN BLACK-SCHOLES-MERTON FORMULA PADA PROYEK TAMBANG BIJIH BESI

Elgi Alam Pangestu (Universitas Negeri Padang)
Muhammad Giatman (Universitas Negeri Padang)
Murad Murad (Universitas Negeri Padang)



Article Info

Publish Date
10 Feb 2018

Abstract

The intangible factors in iron ore mining project can be calculated quantitively by using Black-Scholes-Merton Formula. Based on calculation results, NPV value using Discounted Cash Flow (DCF) is obtained that amount Rp. 384.410.329.525. The parameters of Black-Scholes-Merton (BSM) Formula has value amount: Volatility of Commodity Price (σ2)=4,5%, Risk Free Rate (r)=7,61%, Value of Underlying Asset (S)=Rp. 493.178.856.998,86, Capital Budget (K)=Rp. 16.213.165.807, and Loss of Opportunities (γ)=3,28%. So that the value of eNPV is Rp. 539.768.362.897,60 with Option Value (C) amount Rp. 155.358.033.372,49. Sensitivity analysis shows that Option Value (C) is directly proportional to the increment of Value of Underlying Asset (S) and Risk Free Rate (r). Meanwhile the Option Value (C) is inversely proportional to Capital Budget (K), Loss of Opportunities (γ), and Project Time Period (t). The increment Volatility of Commodity Price does not influence Option Value (C).

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Journal Info

Abbrev

mining

Publisher

Subject

Earth & Planetary Sciences

Description

Atas dukungan dari jurusan Teknik Pertambangan dengan Penanggung Jawab Dekan Fakultas Teknik UNP (Drs. Ganefri,MPd, P.hd) bekerjasama dengan Ketua Jurusan Teknik Pertambangan (Drs.Bambang Heriyadi,MT) dan seluruh Dosen Jurusan Teknik Pertambangan Fakultas Teknik Universitas Negeri Padang. Jurnal ini ...