The German potable water supply industry is regarded as being highly fragmented, thus inhibiting high potentials for efficiency improvements through consolidation. Focusing on a hypothetical restructuring of the industry, we apply Data Envelopment Analysis (DEA) to analyze the potential...

This paper investigates whether the diversity of activities conducted by financial institutions influences their market valuations. We find that there is a diversification discount: The market values financial conglomerates that engage in multiple activities, e.g., lending and non-lending...

The paper examines UK PhD completion and withdrawal rates, in a competing risks framework, using the 1986 National Survey of 1980 Graduates. The statistical problem of thresholding of completion data is also addressed. We argue that our results suggest that there are problems with the use of PhD...

This paper estimates the impact of college teaching on students' academic achievement and labor market outcomes using administrative data from Bocconi University matched with Italian tax records. The estimation exploits the random allocation of students to teachers in a fixed sequence of...

This paper reports on a field experiment testing for sunk-cost effects in an education setting. Students signing up for extra-curricular tutorial sessions randomly received a discount on the tuition fee. The sunk-cost effect predicts that students who receive larger discounts will attend fewer...

Many countries organize their higher education system with limited or no ex ante admission standards. They instead rely more heavily on an ex post selection mechanism, based on the students' performance during higher education. We analyze how a system with ex post selection affects initial...

We completely characterize the set of second-best optimal "menus" of student-loan contracts in a simple economy with risky labour-market outcomes, adverse selection, moral hazard and risk aversion. The model combines structured student loans and an elementary optimal income-tax problem à la...

Place-based policies commonly target underperforming areas, such as deteriorating downtown business districts and disadvantaged regions. Principal examples include enterprise zones, European Union Structural Funds, and industrial cluster policies. Place-based policies are rationalized by various...

Decentralization can lead to "good" or "bad" outcomes depending on the socio-cultural norms of the targeted communities. We investigate this issue by looking at the evolution of familism and nepotism in the Italian academia before and after the 1998 reform, which decentralized the recruitment of...

Although there are exceptions, most European universities and institutions of higher education find it difficult to compete with the best universities in the Anglo-Saxon world. Despite the Bologna agreement and the ambitions of the Lisbon agenda, European universities are in need of fundamental...