Before revision: We study a dynamic game in which information arrives gradually as long as a principal funds research, and an agent takes an action in each period.
After revision: What are the value and form of optimal persuasion when information can be generated only slowly? We study this question in a dynamic model in which a 'sender' provides public information over time subject to a graduality constraint, and a dynamic game in which information arrives gradually as long as a principal funds research, and an agent takes an action in each period.