This paper provides an adaptive learning algorithm for linear stochastic models with expectational leads in which forecasts for an arbitrary period ahead of the current state feed back into the economic system. The concept of an unbiased forecasting rule with generates rational expectations...

1991 was continued rapid growth for the Santa Fe Institute (SFI) as it broadened its interdisciplinary research into the organization, evolution and operation of complex systems and sought deeply the principles underlying their dynamic behavior. Research on complex systems--the focus of work at...