region as well as its economic spillovers into other regions. However, little is known about how these spillovers propagate … econometric model of spatial spillovers that we estimate using a panel of 5,944 districts from 53 African countries over the … particularly important factors for diffusing economic spillovers over longer distances. We then use the estimated parameters from …

and ethnic connectivity are particularly important factors for diffusing economic spillovers over longer distances. We …

of spatial spillovers, as business invest-ment and human capital of neighbouring regions have a positive impactboth …

spillovers than are states, metropolitan areas, or other political or administrative boundaries that have predominantly been used … tests show that the localization of knowledge spillovers, as measured via patent citations, is strongest at small spatial … spillovers will be understated in samples based on metropolitan area definitions compared to samples based on the R&D clusters …

spillovers: trade, co-patenting and geographical proximity. Both our panel and instrumental variable estimations for European … regions suggest that network relations are crucial sources of R&D spillovers, but with potentially different features. While …

knowledge spillovers in a dynamic Cournot oligopoly with firms that are heterogeneous in their ability to carry out cost …-reducing R&D. Firms can either locate in an industrial cluster or in isolation. Technological spillovers are exchanged between … of knowledge spillovers. Scenarios are identified where although it is optimal for the technological leader to locate in …