Innovative entrepreneurs are the prime movers of the economy. The innovative entrepreneur helps to overcome two types of institutional frictions. First, existing firms may not innovate efficiently due to incumbent inertia resulting from adjustment costs, diversification costs, the replacement effect, and imperfect adjustment of expectations. The innovative entrepreneur compensates for incumbent inertia by embodying innovations in new firms that compete with incumbents. Second, markets for inventions may not operate efficiently due to transaction costs, imperfect intellectual property...