• Green investment under time-dependent subsidy retraction risk 

      Hagspiel, Verena; Nunes, Clàudia; Oliveira, Carlos; Portela, Manuel (Peer reviewed; Journal article, 2020)
      Driven by ambitious targets to reduce greenhouse gas emissions many countries have introduced support schemes to accelerate investments in renewable energy. However, in recent years experience showed that, over time, ...
    • Investment in two alternative projects with multiple switches and the exit option 

      Igor, Kravchenko; Nunes, Cláudia; Oliveira, Carlos (Peer reviewed; Journal article, 2023)
      This paper uses an analytical framework to examine a firm’s investment and switching strategy under uncertainty. The context is the possibility to launch and operate two distinct projects, one at a time, with exposure to ...
    • Preventing Environmental Disasters in Investment under Uncertainty 

      Kort, P.M.; Lavrutich, Maria; Nunes, Cláudia; Oliveira, Carlos (Peer reviewed; Journal article, 2021)
      The paper considers a firm that has the option to invest in a project with an unknown profitability, which is affected by general market uncertainty. The project has the adverse effect that it can cause environmental damage. ...
    • Quasi-analytical solution of an investment problem with decreasing investment cost due to technological innovations 

      Nunes, Cláudia; Oliveira, Carlos; Pimentel, Rita (Peer reviewed; Journal article, 2021)
      In this paper we address, in the context of real options, an investment problem with two sources of uncertainty: the price (reflected in the revenue of the firm) and the level of technology. The level of technology impacts ...
    • Stepwise Investment in Circular Plastics Under the Presence of Policy Uncertainty 

      De Weerdt, Loïc; Compernolle, Tine; Hagspiel, Verena; Kort, Peter; Oliveira, Carlos (Peer reviewed; Journal article, 2021)
      The use of recycled plastics is critical in the transition to a circular economy. However, for certain types of plastics, the recycling process is economically unviable. Government-driven incentives, such as a policy ...