Most finance textbooks suggest that companies evaluate investment projects using discount rates that reflect both the debt capacity and the unique risks of the project. In practice, however, companies often use their company-wide WACC to evaluate such investments because of the difficulty of...

There is a fair amount of interest in the use of Galois or Concept Lattices in the social sciences as a way of representing complex data structures; it does not seem to be widely appreciated that these structures are homologous to those arising from a discrete noncompensatory multidimensional...