This paper aims to analyze the presence of complementarity and substitutability relations between policy innovation actions in a Knowledge Intensive Business Services sector (KIBS) in an emerging economy, relevant issue to impulse its development process. Supermodularity and submodularity tests were performed with technological data from 257 software firms from Argentina, for the period 2008-2010. The results show that in this KIBS sector in an emerging economy, innovation policies aimed to encourage firms to become innovators serve as well as an incentive for firms that have already introduced innovations to also increase the intensity of its innovation level