For many goods and services, such as health, education, legal services, police protection, the cost incurred by an individual supplier for providing quality is affected by the human capital of her colleagues. The paper shows that this human capital externality is crucial to determine whether...

This paper compares the organisation of the university sector under unregulated private provision with the structure which would be chosen by a welfare maximising government. It studies a general equilibrium model where students attend university to earn higher incomes in the labour market, and...