framework that contains multiple innovation sizes, multi-product firms, and entry/exit. Firms invest in exploration R&D to … regularities regarding innovation and growth differences across the firm size distribution. We also incorporate patent citations …

We review the recent literature on the financing of innovation, inclusive of large companies and new startups. This … related to innovation. We highlight the new literature on learning and experimentation across multi-stage innovation projects … innovation and changing external conditions, especially reduced experimentation costs …

We build a model of firm-level innovation, productivity growth and reallocation featuring endogenous entry and exit. A …

to fostering innovation …