Project Portfolio Management 79 These criteria vary depending on the nature of the business in question. For each project, the criteria are scored on a scale from 0 to 4; those numbers, summed, give a final weighted sum. These sums are then compared and priorities established based on the relative position of the scores, from highest to lowest. The simplified weighted matrix is useful as an overall size-up for prioritiz- ing strategic projects. Additional study and analysis are required to come up with the final prioritization because other factors not covered by the matrix come into play. Intuition and organizational politics are also relevant influenc- ing factors. Analytic Hierarchy Process (AHP) Sophisticated decision support systems for choosing the right projects are appropriate in complex contexts. The analytic hierarchy process, developed in the early 1970s, is such an approach and has been increasingly applied to the selection process of portfolio management. The principle involves dividing a