The main difference is the source of information which is used in the two approaches. The
Knowledge base for the DSR is the existing knowledge and theory of a given problem area, whereas
the Action Research concept relies heavily on personal experiences and social structures of the
practitioners and thus is much more specific. The solution of a problem is strongly influenced by
the creativity of the participants and not only dependent on how existing knowledge is applied.
In regards to the knowledge base for EIS it can be argued that the DSR knowledge base is subject
to a more rigor evaluation process, due to the extensive evaluation and build process. This rigidness
of the knowledge base, in turn, also poses certain challenges in terms of the