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The Economic Impact of Corporate Capital Expenditures: Focused Firms versus Diversified Firms

Journal of Financial and Quantitative Analysis 2006 41(2), 341-355
This paper examines the role of focus versus diversification in explaining the economic impact of corporate capital investments. I find that the stock market's responses to announcements of capital investments are more favorable for focused firms than for diversified firms. I also show that focused firms exhibit significantly better post-investment operating performance than diversified firms. The overall findings in this study suggest that the investment opportunities hypothesis dominates the internal capital markets hypothesis in terms of the net economic impact of capital investments on the investing firms.

Analysts' Weighting of Private and Public Information

Review of Financial Studies 2006 19(1), 319-355
Using both a linear regression method and a probability-based method, we find that on average, analysts place larger than efficient weights on (i.e., they overweight) their private information when they forecast corporate earnings. We also find that analysts overweight more when issuing forecasts more favorable than the consensus, and overweight less, and may even underweight, private information when issuing forecasts less favorable than the consensus. Further, the deviation from efficient weighting increases when the benefits from doing so are high or when the costs of doing so are low. These results suggest that analysts' incentives play a larger role in misweighting than their behavioral biases.

Implied migration rates from credit barrier models

Journal of Banking & Finance 2006 30(2), 607-626
The risk-neutral credit migration process captures quantitative information which is relevant to the pricing theory and risk management of credit derivatives. In this article, we derive implied migration rates by means of a recently introduced credit barrier model which is calibrated on the basis of aggregate information such as credit migration rates and credit spread curves. The model is characterized by an underlying stochastic process that represents credit quality, and default events are associated to barrier crossings. The stochastic process has state dependent volatility and jumps which are estimated by using empirical migration and default rates. A risk-neutralizing drift and forward liquidity spreads are estimated to consistently match the average spread curves corresponding to all the various ratings. The implied migration rates obtained with our credit barrier model are then compared with those obtained via the Kijima–Komoribayashi model.

Downside Risk

Review of Financial Studies 2006 19(4), 1191-1239
Economists have long recognized that investors care differently about downside losses versus upside gains. Agents who place greater weight on downside risk demand additional compensation for holding stocks with high sensitivities to downside market movements. We show that the cross section of stock returns reflects a downside risk premium of approximately 6% per annum. Stocks that covary strongly with the market during market declines have high average returns. The reward for beasring downside risk is not simply compensation for regular market beta, nor is it explained by coskewness or liquidity risk, or by size, value, and momentum characteristics.

The transparency of the banking system and the efficiency of information-based bank runs

Journal of Financial Intermediation 2006 15(3), 307-331
In this paper, we investigate the relationship between the transparency of banks and the fragility of the banking system. We show that information-based bank runs may be inefficient because the deposit contract designed to provide liquidity induces depositors to have excessive incentives to withdraw. An improvement in the transparency of a bank may reduce depositor welfare by increasing the chance of an inefficient contagious run on other banks. A deposit insurance system in which some depositors are fully insured and the others are partially insured can ameliorate this inefficiency. Under such a system, bank runs can serve as an efficient mechanism for disciplining banks. We also consider bank managers' control over the timing of information disclosure, and find that bank managers may use their influence to eliminate both inefficient and efficient bank runs.

The Japanese Saving Rate

American Economic Review 2006 96(5), 1850-1858
Despite much work, economists have not been able to quantitatively account for the differences in the Japanese and U.S. saving rates after World War II. In this paper, we show that the use of actual Japanese total factor productivity growth rates in a standard growth model generates saving rates that are reasonably similar to the Japanese data between 1956 and 2000.

Stock Price Reaction to Evidence of Earnings Management: Implications for Supplementary Financial Disclosure

Review of Accounting Studies 2006 11(1), 5-19 open access
We condition security price reactions to quarterly earnings announcements on whether firms disclose supplementary balance sheet and/or cashflow information that can be used to estimate the consequences of earnings management. Disclosure of supplementary information is voluntary, and thus, we consider the possibility that firms that disclose balance sheet and/or cashflow information differ systematically from firms that do not disclose. Results indicate that investors discount evidence of earnings management at the disclosure date when supplementary information is disclosed. Such results indicate more informed earnings interpretations of quarterly earnings when firms provide balance sheet and/or cashflow information concurrently.

Migration and Imperfect Monitoring: Implications for Intra-Household Allocation

American Economic Review 2006 96(2), 227-231
Studies of the impact of migration on sending households (e.g., Dean Yang, 2004; Alejandra C. Edwards and Manuelita Ureta, 2003) have largely neglected the fact that certain allocations can only be imperfectly monitored when household members are not coresident (see Ralph Chami et al., 2003, for an exception). In this case, allocations can be coordinated only to the extent that they can be verified, and household decision making may not be fully cooperative. The existence of such behavior among household members would suggest that expanding opportunities for migration will have different effects on expenditure patterns than simply increasing the amount of income received by the household. Changes in earned income and the potential to earn income will affect bargaining among spouses, but noncooperative behavior will have an additional effect on the final distribution of household resources. With the

Institutional ownership changes and returns around analysts’ earnings forecast release events: Evidence from Taiwan

Journal of Banking & Finance 2006 30(9), 2471-2488
Traditional data sources do not have institutional holding data on a daily basis. Because of this, most prior empirical studies of institutional herding have focused on quarterly or annual data. The problem, however, with using quarterly or annual data on institutional holdings is that these data may not reveal institutional herding if it occurs over a shorter time interval. For this study, we make use of data from the Taiwan Stock Exchange (TSE). Unlike traditional data sources, the TSE provides daily institutional holdings information. The use of this detailed data allows us to make more interesting analysis and inferences. In this study, we examine the relationship between institutional ownership changes and returns localized around analysts’ earnings forecast release events. Analysis of institutional ownership and return data around the earnings release event allows us to investigate institutional herding and feedback behavior in a different level. Our major results are as follows: (1) there exists a relation between company specific attributes and institutional herding, (2) observed changes in institutional ownership and contemporaneous return are mainly the results of inter-day price impact of herding, (3) institutional investors show evidence of being informed traders in buying but not selling.