Firms without research and development (R&D) have frequently been neglected by mainstream innovation research. The small number of existing studies provides only fragmented and sometimes even contradictory findings, because they assume that non-R&D-performing firms show a “typical”,...

This paper extends the standard Hotelling model with quadratic transport costs to the multi-firm case. Considering locational equilibria we show that neither holds the Principle of Maximum Differentiation - as in the duopoly model - nor does the Principle of Minimum Differentiation - as in the...

We use firm-level data from Hungary to estimate knowledge spillovers in importing through fine spatial and managerial networks. By identifying from variation in peers' import experience across source countries, by comparing the spillover from neighboring buildings with a cross-street placebo,...

This paper develops an indicator that combines the area that residents can reach within a certain time of travel with population density to create a proxy for “accessibility”, i.e. access to employment and consumption opportunities. Using a large scale firm level dataset, with nearly one...

What type of businesses do unions target for organizing and when? A dynamic model of the union organizing process is constructed to answer this question. A union monitors establishments in an industry to learn about their productivity, and decides which ones to organize and when. An...

What type of businesses do unions target for organizing? A dynamic model of the union organizing process is constructed to answer this question. A union monitors establishments in an industry to learn about their productivity and decides which ones to organize and when. An establishment becomes...