Firm-specific export data enables researchers to potentially solve a puzzle in economics
Some investment vehicles are more reliant than others on the health of trading firms
Price movements can be more extreme
Cultural differences and investor behavior can drive reversals and momentum
Investors initially underreact to volatility, then overreact
They counteract the impulses of two other market personality types
A model suggests that the data might lead index funds to target those same stocks in oversight of corporate management
Patterns in corporate bond returns include abrupt short-term performance reversals and “momentum” waves that persist
Avanidhar Subrahmanyam studies how some investors’ gambling mentality affects share prices
The market penalizes customers’ shares more than those of the polluter