Models used for natural resources prices usually preclude the possibility of large changes (jumps) resulting from discrete, unexpected events. To test for the presence of jumps and ARCH effects, we propose to use bounds and bootstrap test techniques, thus solving the unidentified nuisance...

Although many economic variables of interest exhibit a tendency to revert to long-run levels, mean reverting processes are rarely used in investment and disinvestment models in the literature. Previous work by Sarkar (J Econ Dyn Control 28(2):377–396, <CitationRef CitationID="CR34">2003</CitationRef>), that focuses on irreversible entry...</citationref>

La presente investigación tiene como objetivo principal desarrollar un análisis de toma de decisiones bajo incertidumbre a través de la aplicación de opciones reales en la evaluación de inversiones en proyectos mineros. Asimismo, se propone estudiar el comportamiento de los precios del oro,...

This paper examines the effect of irreversibility on investment under mean reversion. We develop a continuous-time model wherein a risk-neutral firm is endowed with a perpetual option to invest in a project at any time by incurring a fixed investment cost at that instant. The project, once...