Rational decision-making requires an assessment of advantages and disadvantages of choice possibilities, including non-market effects (such as externalities). This also applies to strategic decision-making in the transport sector (including aviation). In the past decades various decision support...

Empirical measures of world consumption growth risk have failed to rationalize the cross-section of country equity returns. We propose a new factor, termed "the global consumption factor", to explain the patterns in risk premiums on international equity markets. We identify this factor as the...

In organizations, ideas are often delegated for evaluation as a means of efficiently aggregating multiple information signals. However, those who delegate often find it impossible to separate the evaluation of the ideas they delegate from the evaluation of abilities of those delegated the task...