We examine the importance of geographical proximity to coal as a factor underpinning comparative European economic …, alongside temporal variation in the availability of coal-powered technologies, to quantify the effect of coal availability on … historic city population sizes. Since we suspect that our coal measure could be endogenous, we use a geologically derived …

A principal contracts with agents who have diverse abilities to forecast changes in their future tastes. While the … contracts in order to screen the agent’s type. We provide a full characterization of the principal’s optimal menu. The results …

We develop and estimate a model of dynamic interactions where commitment is limited and contracts are incomplete to … through both formal contracts and informal agreements, that is, agreements specifying voluntary transfers that need to be self … to self-enforcement bind with positive probability and formal contracts are used to reduce this probability. …

complete contracts. We define the firm as being composed of its assets. We present a theory of costly contracts which …

to vertically integrate when firms on both segments negotiate optimal contracts. We argue that tougher competition …

), the principal then responds by offering the agent a (possibly degenerate) menu of contracts that are payoff— equivalent …’s strategy to be Markov is without loss in the case of deterministic decisions, e.g. when the contracts are deterministic and the …

innovations. Our analysis provides a rationale for the use of contingencies (specifically, patent approval) in VC contracts …