This chapter surveys the state-of-art of heterogeneous agent models (HAMs) in finance using a jointly theoretical and empirical analysis, combined with numerical analysis from the latest development in computational finance. It provides supporting evidence on the explanatory power of HAMs to...

In the following paper the author applies concepts of information economics (hidden characteristics and signaling) to decision-making processes in the hierarchical organizations. The case of entering an investment project by the company is thoroughly examined. The aim of the paper is to identify...

We designed four observational learning experiments to identify the key channels that, along with Bayes-rational inferences, drive herd behavior. In Experiment 1, unobserved, whose actions remain private, learn from the public actions made in turn by subjects endowed with private signals of...