The document discusses different models for supporting startups and technology transfer, including incubators, clusters, and technoparks. It notes there is variety in the forms support can take, such as technology transfer units in universities or venture capital funding. Experience shows the importance of triggering new economic sources of employment and having programs dedicated to small and medium enterprises. When comparing experiences, most differences are due to policy and industrial factors rather than cultural aspects. The two main differences discussed are whether companies are incubated together under a shared roof or emerge from existing geographical proximity, and whether clustering is created from scratch or builds upon pre-existing localization.