Using proprietary financial data on millions of households, we show that likely-Republicans increased the equity share and market beta their portfolios following 2016 presidential election, while likely-Democrats rebalanced into safe assets. We provide evidence this behavior was driven by investors interpreting public information based different models world. use detailed controls to rule out m...

This study explored the association between different types of brief disagreements and subsequent levels of expressed psychological uncertainty, a fundamental cognitive aspect of complex problem solving. We examined 11 hours (11 861 utterances) of conversations in expert science teams, sampled across the first 90 days of the Mars Exploration Rover mission. Utterances were independently coded fo...

Much recent discussion in social epistemology has focussed on the question of whether peers can rationally sustain a disagreement. A growing number of social epistemologists hold that the answer is negative. We point to considerations from the history of science that favor rather the opposite answer. However, we also explain how the other position can appear intuitively attractive. Disagreement...