We introduce a new discounted cash flow model which adopts the diversification effectof multi-business firms. We face two challenges: One is examining how different diversificationextents can affect the firm value due to risk reduction, and the other is modelingsegment-specific cash flows and...

The co-movement of stocks and of fundamentals changes across the business cycle. Empiricalstudies have shown that the correlation of stock returns is stronger in crisis. Weshow that the correlation of fundamentals is the highest during crisis using a large sampleof quarterly firm revenues...