A principal wants two sequential tasks to be performed by wealth-constrained agents. Suppose that there is an outcome externality; i.e., a first-stage success can make second-stage effort more or less effective. If the tasks are conflicting, the principal's profit-maximizing way to induce high...

The government wants two tasks to be performed. In each task, unobservable effort can be exerted by a wealth-constrained private contractor. If the government faces no binding budget constraints, it is optimal to bundle the tasks. The contractor in charge of both tasks then gets a bonus payment...

We find that asymmetric information is important for the uptake of supplementary private health insurance and health care utilization. We use dynamic panel data models to investigate the sources of asymmetric information and distinguish short-run selection effects into insurance from long-run...