between infrastructure and private productivity. The second subject is the determinants of regional infrastructure investment … infrastructure to private production; the essays three to five study besides the productivity effects also the determinants of …

rigidity. The third essay analyses how different unionisation structures affect firm productivity and firm performance in a … among heterogeneous producers and increases average productivity and profit levels, firm-level bargaining allows less … productive entrants to remain in the market. The positive effect of centralised bargaining on average productivity can, however …

, research and marketing services, can be perceived as a project-oriented society (POS). More projects and programmes are …