Final answer:
The three major drawbacks to licensing according to the internalization theory are loss of control over technology, potential competition from the licensee, and limited market presence.
Step-by-step explanation:
Based on the internalization theory, the three major drawbacks to licensing include: loss of control over technology, the potential for competition from the licensee, and a limited market presence. Licensing can allow other companies to gain access to your technology, which might lead to a loss of uniqueness and competitive edge. Moreover, once the licensees grasp the technology, they may become competitors. Lastly, through licensing, a firm might only have access to limited markets, as compared to establishing a subsidiary, which may impede their global reach and presence