Purpose: The phenomenon of intellectual capital in the firm has been deeply researched and immensely debated in the management literature in recent years. After three decades of evolution, it has become established as a mature field of research. At this point, a review of its theoretical...

Firms vertically integrate to avoid dependence on external providers/clients. At the same time, vertical integration offers the possibility to exploit existing capabilities among similar stages and pursue flexibility. This article attempts to analyze how firm size affects these vertical...