Accounting for network operators' heterogeneity is of crucial importance for regulators. In contrast to observed heterogeneity, the consideration of unobserved differences is far more challenging. Most estimation models try to account for unobserved factors that impact the network operators'...

This paper examines the impact of labour and product market reforms on economic growth in 25 OECD countries between 1985 and 2013, and tests whether this impact is conditioned by the fiscal policy stance, i.e. whether there are fiscal expansions or adjustments. Our local projection results...

Energy efficiency provides a substantial opportunity to tackle increasing greenhouse gas emissions. However, in traditionally regulated energy markets, energy providers maximize their profits by selling electricity or heat as long as their marginal revenue exceeds their marginal costs of...

Productivity performance in European countries has been a policy concern for some time. This paper shows that productivity can be enhanced by product market policies which, by increasing competition and efficiency, facilitate higher rates of firms' entry and exit (i.e., firm churning). Drawing...

The empirical literature on occupational licensing finds standard monopoly effects of entry regulations: Less competition and economic rents for professionals. I exploit the natural experimental design of a change in the German crafts regulation in 2004, which removed the traditional licensing...

Child care and education are important inputs in the human capital production function. The research of Nobel prize winner James Heckman shows that skills are built from the early childhood on and increase the returns of later educational inputs, in short: skill begets skill. Therefore, it is...

This paper examines the impact of labour market and product market reforms on income inequality for 25 OECD countries, using the local projections approach and updates of the reform indicators put together by Duval et al. (2018) until 2020. Our results suggest that both types of (endogenized)...