At present the Department of Transport allocates road use costs according to concepts of fair attribution, and road user charges for commercial vehicles are intended to cover these costs. The paper calculates the efficient road user charge - the marginal social cost of highway use - and compares...

I consider a model where a principal decides whether to produce one unit of an indivisible good (e.g. a private school) and which characteristics it will contain (emphasis on language or science). Agents (parents) are differentiated along two substitutable dimensions: a vertical parameter that...

We explore the implications of monetary unification for real interest rates and (relative) public debt levels. The adoption of a common monetary policy renders the risk-return characteristics of the participating countries more similar, so that the substitutability of their public debt increases...

In many cultures and industries gifts are given in order to influence the recipient, often at the expense of a third party. Examples include business gifts of firms and lobbyists. In a series of experiments, we show that, even without incentive or in-formational effects, small gifts strongly...

We propose a model in which better governance incentivizes managers to perform better and thus saves on the cost of providing pay for performance. However, when managerial talent is scarce, firms' competition to attract better managers reduces an individual firm's incentives to invest in...