An arbiter can decide a case on the basis of his priors or he can ask for further evidence from the two parties to the conflict. The parties may misrepresent evidence in their favour at a cost. The arbiter is concerned about accuracy and low procedural costs. When both parties testify, each of...

We consider successive generations of non-altruistic individuals carrying a good or bad gene. Daughters are more likely to carry their mother's gene than the opposite one. Competitive insurers can perform a genetic test revealing an agent's gene. They may condition their quotes on the agent's or...

A safe and a risky seller serve a market. While the expensive safe seller can solve the problems of all consumers, the cheap risky seller can help a consumer only with a certain probability. The risky seller's success probabilities are distributed across consumers; by the choice of her quality...

An arbiter can decide a case on the basis of his priors or he can ask for further evidence from the two parties to the conflict. The parties may misrepresent evidence in their favor at a cost. The arbiter is concerned about accuracy and low procedural costs. When both parties testify, each of...

Agents may commit a crime twice. The act is inefficient so that the agents are to be deterred. Even if an agent is law abiding, she may still commit the act accidentally. The agents are wealth constrained. The government seeks to minimize the probability of apprehension. If the benefit from the...