We explore model misspecification in an observational learning framework. Individuals learn from private and public signals and the actions of others. An agent's type specifies her model of the world. Misspecified types have incorrect beliefs about the signal distribution, how other agents draw...

Written in an informal way, this book is addressed to philosophers or cognitive scientists curious of how economics deals with cognition and to graduate students in economics eager to discover how economics evolves. It aims at extending the framework of game theory in order to better fit with...