We survey the recent literature on corporate diversification. How does corporate diversification influence firm value? Does it create or destroy value? While, until the beginning of this century, the predominant thinking among researchers and practitioners was that corporate diversification...

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

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

We study the predictive ability of individual analyst target price changes for post-event abnormal stock returns within each recommendation category. Although prior studies generally demonstrate the investment value of target prices, we find that target price changes do not cause abnormal...

For the valuation of fast growing innovative firms Schwartz and Moon (2000, 2001) develop a fundamentals based valuation model where key parameters, such as revenues and expenses, follow stochastic processes. Guided by economic theory, this paper tests this model on a sample of around 30,000...