When investing in cyber security resources, information security managers have to follow effective decision-making strategies. We refer to this as the cyber security investment challenge. In this paper, we consider three possible decision support methodologies for security managers to tackle this challenge. We consider methods based on game theory, combinatorial optimisation, and a hybrid of th...

We investigated the relationships between investment decision making and hindsight bias. Economic studies consider the agent’s foresight perspective only, without taking into account the hindsight bias possible effects in the decision-making process. We studied the subject’s overall perceived error by focusing on the causal relations between the estimate and memory errors and by analysing his c...

Many business decisions involve issues that are not amenable to quantitative measures and analysis. One such domain of decisions is large-scale investments in information technology. Traditional capital budgeting methods have not proven eeective. In this paper, we present an alternative paradigm for qualitative decision analysis, embodied in the artiicial intelligence program: VOTE. We describe...

Based on the theory of real options, this paper establishes a investment decision-making model that could evaluate the development of CCS considering some uncertainties: feed-in tariff, the clean price, carbon price, incentives and subsidies from the government and the progress of technology. This model calculates the investment value of CCS project by studying the binomial tree model of real o...

In this study, we proposed a group decision-making structure model of the facility site selection of multinational enterprises (MNEs) based on fuzzy investment environments. Via the proposed model, the group decision-makers of the MNEs can select the appropriate facility site among the countries. Also, to improve the investment environment, government may apply this model to adjust or improve t...

This paper examines the link between affective experience and decision-making performance. In a stock investment simulation, 101 stock investors rated their feelings on an Internet Web site while making investment decisions each day for 20 consecutive business days. Contrary to the popular belief that feelings are generally bad for decision making, we found that individuals who experienced more...

Abstract—This work proposes a fuzzy methodology to support the investment decisions. While choosing among competitive investment projects, the methodology makes ranking of projects using the new aggregation OWA operator – AsPOWA, presented in the environment of possibility uncertainty. For numerical evaluation of the weighting vector associated with the AsPOWA operator the mathematical programm...

This study identifies governance patterns for information technology investment decision processes and explores the impact of organizations’ investment characteristics, external Bernard Tan was the accepting senior editor for this paper. Christina Soh was the associate editor. Ranganathan Chandrasekaran and Albert Boonstra served as reviewers. The third reviewer chose to remain anonymous. envir...