We study information design with multiple privately informed agents who interact in a game. Each agent's utility is linear in a real-valued state. We show that there always exists an optimal mechanism that is laminar partitional and bound its “complexity.” For each type profile, such a...

The study investigates the information content of insider trading transactions employing different signal definitions. Using directors' open market dealings during the period 1999-2000 for FTSE100 companies and new extensions of the event study methodology, the evidence suggests directors have,...