The nine methods of model selection implemented in PROC REG are specified with the SELECTION= option in the MODEL statement. Each method is discussed in this section. This method is the default and ...

Journal of the Royal Statistical Society. Series B (Statistical Methodology), Vol. 67, No. 2 (2005), pp. 285-299 (15 pages) The importance of variable selection in regression has grown in recent years ...

Preference heterogeneity is a major research stream in marketing aimed at quantifying and understanding the diversity of demand for product attributes and attribute levels. In experimental settings, ...

This paper illustrates how fuzzy logic can be helpful for constructing event-type variables in operational risk management. Even when the available databases cannot be considered "native" fuzzy, we ...

Introduces methods of complex variables, contour integration, and theory of residues. Applications include solving partial differential equations by transform methods, Fourier and Laplace transforms, ...

Understanding the key drivers of prices and energy consumption is an important issue, which is complicated because the distributions of prices and consumption are asymmetric and fat-tailed. That is, ...