State-owned enterprises (SOEs) provide opportunities for a more flexible and market-based provision of public services. At the same time, they may impair fiscal transparency and offer politicians discretion in the presence of strict fiscal rules if these only constrain the core udget. Using a...

Industrial prices of goods and services are a function of costs of production and of the mark-up that firms apply on those costs. If these prices relate to goods that are traded internationally, they will also be influenced by the price at which those goods are exchanged in international...

This paper provides a novel rationale for the regulation of market size when heterogeneous firms compete. A regulator seeks to maximize total welfare by choosing the number of firms allowed to enter the market, e.g. by issuing a certain number of licenses. Opening up the market for more firms...