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Based on a survey of the inventors of 9,017 European patented inventions, this paper provides new information about the characteristics of European inventors, the sources of their knowledge, the importance of formal and informal collaborations, the motivations to invent, and the actual use and...
Persistent link: https://www.econbiz.de/10005124480
measure of innovation alternative to patent count. Unlike the impact on patent count, we do not find that VC investment … impact on patent count at industry level, and this impact is larger than that of R&D expenditures. We confirm that this … and material. Therefore, our finding suggests that, at industry level, VC investment increases the patent propensity but …
Persistent link: https://www.econbiz.de/10005136420
We develop a theory of innovation for entry and sale into oligopoly, and show that an invention of higher quality is …
Persistent link: https://www.econbiz.de/10008865973
This paper provides evidence that learning about demand is an important driver of firms' dynamics. We present a simple model with Bayesian learning in which firms are uncertain about their idiosyncratic demand parameter in each of the markets they serve, and update their beliefs as noisy...
Persistent link: https://www.econbiz.de/10011213311
We develop a parsimonious model of innovating firms rich enough to confront firm-level evidence. It captures the dynamic behaviour of individual heterogeneous firms, describes the evolution of an industry with simultaneous entry and exit, and delivers a general equilibrium model of technological...
Persistent link: https://www.econbiz.de/10005788918
This Paper links the performance of new technology firms, measured in terms of growth, to geographic location. We introduce a model of firm growth that is specific to characteristics of the location as well as the firm and industry. The model is estimated using a new dataset identifying the...
Persistent link: https://www.econbiz.de/10005124462
little of this evolution. Instead, we propose a simple theory based on financing constraint. A calibrated version of our …
Persistent link: https://www.econbiz.de/10005504696
We study managerial incentive provision under moral hazard in a firm subject to stochastic growth opportunities. In our model, managers are dismissed after poor performance, but also when an alternative manager is more capable of growing the firm. The optimal contract may involve managerial...
Persistent link: https://www.econbiz.de/10011083381
We disentangle the contribution of unobserved heterogeneity in idiosyncratic demand and productivity to firm growth. We use a model of monopolistic competition with Cobb-Douglas production and a dataset of Italian manufacturing firms containing unique information on firm-level prices to reach...
Persistent link: https://www.econbiz.de/10011083518
Two otherwise identical firms that enter the same market in different months, one in January and one in December, will report dramatically different annual sales for the first calendar year of operations. This partial year effect in annual data leads to downward biased observations of the level...
Persistent link: https://www.econbiz.de/10011084375