Price volatility in the corn market has changed considerably globalization and stronger linkages to the energy complex. Using data from January 1989 through December 2009, we estimate and forecast the volatility in the corn market using futures daily prices. Estimates in a Fractional Integrated...

This dissertation studies the production technology of the U.S. dental care industry using practice level data from a 2006 survey of general dental practices conducted by the American Dental Association (ADA). In particular, two main questions about the economic aspects of dental care industry...

This paper examines how government regulation in developing countries affects the form of corruption between business customers and service providers in the telecom sector. We match the World Bank enterprise-level data on bribes with a unique cross-country telecom regulation dataset collected by...

This paper investigates the relationship between industrial diversification and firm valuation in a sample of 816 publicly listed firms in China. It contributes to the literature in three ways. First, it is one of the first studies of diversification and firm value in an emerging market...

Conditional Value-at-Risk (CVaR) measures the expected loss amount beyond VaR. It has vast advantage over VaR because of its property of coherence. This paper gives an analytical solution in a complete market setting to the risk reward problem faced by a portfolio manager whose portfolio needs...

Many studies have investigated the socioeconomic consequences of residential economic segregation in U.S. urban areas. These studies mainly focus on the impact of economic segregation on the poor or minorities and almost universally find that economic segregation hurts these groups in many ways....

The focus of this paper is three-fold. First, it recalculates the HDI and EFI, use the ratio of HDI and EF to build the EWP, then evaluate and analyze the EWP of China's provinces. Second, it develops a unique ecological well-being performance (EWP) model, which is divided into two driving...

While aggregate earnings should affect aggregate stock returns, standard portfolio theory predicts that the cross-sectional dispersion in firm-level earnings would not affect aggregate stock returns. Nonetheless, this paper demonstrates a surprisingly robust relation between cross-sectional...

his paper develops a theoretical model to understand the contractual role of accounting conservatism in debt contracts. The optimal debt contract includes an accounting based covenant that gives the creditor the right to liquidate when accounting information reveals unfavorable news about the...

This study examines how accounting conservatism may affect the information environment of analysts’ earnings forecasts, taking into account the interaction between unconditional and conditional conservatism. Unconditional conservatism preempts conditional conservatism in the later period and...