This article combines a copula function and multiplicative error models to capture the dependence structure and the volatility patterns simultaneously, named copula-multiplicative error model (cMEM). We examine hedging performance of the presenting cMEM with different estimation window sizes for...

This article investigates sources that lead to the cost growth of eight U.S. forest products industries during the period 1997 to 2005. The cost growth rate decomposes into two components: the cost efficiency change and the cost technical change. Empirical evidences indicate that the cost growth...