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industries and (iv) marginally increases industry output concentration. Addressing the recent literature, we also control for …
Persistent link: https://www.econbiz.de/10014118647
We use a dynamic oligopoly model of entry and exit with store-type differentiation to evaluate how entry regulations affect profitability, market structure and welfare. Based on unique data for all retail food stores in Sweden, we estimate demand, recover variable profits, and estimate entry...
Persistent link: https://www.econbiz.de/10011412927
We use a dynamic oligopoly model of entry and exit to evaluate how entry regulations affect profitability and market structure in retail. The model incorporates demand and store-level heterogeneity. Based on unique data for all retail food stores in Sweden, we find that the average entry costs...
Persistent link: https://www.econbiz.de/10010206790
Procurement within the NHS is attracting increasing research and policy interest. However, most of the emphasis has been on the buyer (the NHS), with less attention paid to the behaviour of suppliers (often pharmaceutical companies). For medical devices very little is publicly documented about...
Persistent link: https://www.econbiz.de/10010221884
gasoline market confirms that increases in concentration reduce product variety. Ignoring this product variety effect is likely …
Persistent link: https://www.econbiz.de/10011451069
This paper develops a model of international trade where firms are heterogeneous across capacity and productivity. A binding capacity constraint induces firms to raise prices in order to take advantage of access to new markets. This generates markets with a flexible competitive structure giving...
Persistent link: https://www.econbiz.de/10013089451
Do larger markets offer better products? The question has implications both for theories of cities and for theories of market organization. We document that in the restaurant industry, where quality is produced largely with variable costs, the range of qualities on offer increases in market...
Persistent link: https://www.econbiz.de/10014062051
Persistent link: https://www.econbiz.de/10013352708
Persistent link: https://www.econbiz.de/10012802094
This article derives a European Herfindahl-Hirschman concentration index from 15 micro-aggregated country datasets. In … the last decade, European concentration rose due to a reallocation of economic activity towards large and concentrated … markups stayed constant. Using country-industry variation, we show that changes in concentration are positively associated …
Persistent link: https://www.econbiz.de/10012504920