• Boosting, sorting and complexity - urban scaling of innovation around the world 

      Broekel, Tom; Knuepling, Louis; Mewes, Lars (Peer reviewed; Journal article, 2023)
      It is widely understood that innovations tend to be concentrated in cities, which is evidenced by innovative output increasing disproportionately with city size. Yet, given the heterogeneity of countries and technologies, ...
    • Technological diversification of U.S. cities during the great historical crises 

      Steijn, Mathieu P.A.; Balland, Pierre-Alexandre; Boschma, Ronald Adalbert; Rigby, David L. (Peer reviewed; Journal article, 2023)
      Regional resilience is high on the scientific and policy agenda. An essential feature of resilience is diversifying into new activities but little is known about whether major economic crises accelerate or decelerate ...