Using a controlled laboratory experiment, we test the effect of individual versus group when making judgmental forecasting adjustments. When individuals make decisions, especially that are exacting task like forecasting, they often feel anxious. Yet, when groups make decisions, they feel less...

Conventional tests of present-value models over-reject the null of no predictability. In order to better account for the intrinsic probability of detecting predictive relations by chance alone, we develop a new nonparametric Monte Carlo testing method, which does not rely on distributional...