Software engineering is prototypical of knowledge work in the digital economy and exhibits strong geographic … concentration, with Silicon Valley as the epitome of a tech cluster. We investigate productivity effects of knowledge worker …

accessing useful knowledge by adopting, producing, and diffusing new ideas. Combining location information for the universe of 3 … arose through agglomeration economies and localized knowledge spillovers. To support this claim, we provide evidence … the same society had higher similarity in patenting, suggesting that social networks facilitated spatial knowledge …

We analyse how spatial disparities in innovation activities, coupled with migration costs, affect economic geography … 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 …

contributes to innovation in source countries. We use changes in the labour mobility legislation within Europe as exogenous … driven by knowledge flows that are triggered by emigrants. While skilled migrants are not inventing in their home country … anymore, they contribute to cross-border knowledge and technology diffusion and thus help less advanced countries to catch up …