The paper introduces the problem of unawareness into multi-dimensional Principal-Agent theory. We introduce two key parameters to describe the problem, the extent and the e ffect of unawareness, show under what conditions it is optimal for the Principal to propose an incomplete or a complete...

The paper presents early research on problems that make an application of the basic SIR-model of epidemiology difficult for short- and medium-run policy. The model essentially generalizes the simple SIR model in two respects. First, it generalizes the relation n_t = βY_t to account for the...

The purpose of this note is to point out an omission in an important paper by Sharpe (1990) on long-term bank-firm relationships and to provide a correct analysis of the problem. The model studies repeated lending under asymmetric information which leads to winner's-curse type distortions of...