endogenous emergence of industry clusters. Spatial variations in knowledge spillovers lead to spatial concentration of more …. Narrowing the gap in knowledge spillovers across regions raises growth, and reduces regional inequality by making firms more …

' access to new and better capital goods depends on the knowledge gap, i.e., the wedge between the firm's technical knowledge … knowledge diffusion subsequently leading to declining business dynamism. Our findings indicate that only when knowledge … markups, falling labor share and productivity growth. Patents are an important obstacle to knowledge diffusion. We find an …

We present a multi-country theory of economic growth in which countries are connected by a network of mutual knowledge … exchange. Knowledge in any country depends on the human capital of the countries it exchanges knowledge with. The diffusion of … knowledge throughout the world explains a period of increasing world inequality after the take-off of the forerunners of the …

that we document using administrative data from Germany. We exploit the opening of high-speed train routes to show that not …

accessing useful knowledge by adopting, producing, and diffusing new ideas. Combining location information for the universe of 3 …,300 members across active economic societies in Germany with those of patent holders and World's Fair exhibitors, we show that … arose through agglomeration economies and localized knowledge spillovers. To support this claim, we provide evidence …

ability. Although intertemporal knowledge spillovers are hypothesized and negative R&D externalities are absent, the analysis …

This paper revisits the debate about the appropriate differential equation that governs the evolution of knowledge in … the evolution of knowledge is plausible if it satisfies two asymptotic conditions: Looking forwards, infinite knowledge in … finite time should be excluded, and looking backwards, knowledge should vanish towards the beginning of time (but not before …