Why and How Humans Trade, Predict, Aggregate, and Innovate

Trading, forecasting, aggregating, and innovating (the Four) are key social interactions in human life at both the individual and aggregate levels. They are part of the human fabric because they stem from mankind’s peculiarities—heterogeneity, inclination to forecast, sociality, and inventiveness. But humans have multifaceted behavior, too. They are capable of having contradictory impulses towards...