Old Fundamentals

On the other hand, there is a tendency to overgeneralize.

This mental trap can distort your perception of reality. And it will lead you to broad and negative conclusions based on limited experience.

• In heady times, capital is devoted to innovative investments, many of which fail the test of time. 
• Hidden fault lines running through portfolios can make the prices of seemingly unrelated assets move in tandem. 
• Psychological and technical factors can s...

Deliberate practice nearly always involves building or modifying previously acquired skills by focusing on particular aspects of those skills and working to improve them specifically; over time this step-by-step improvement will eventually lead to expert performance. Because of the way that new s...