This is a preview. Log in through your library . Abstract This note explores variance estimation of a combined ratio estimator from a purely model-based viewpoint. It shows that given a sample ...

This article develops five regression models to estimate pipeline construction component costs for different types of pipelines in different regions. Researchers have long used historical pipeline ...

Troy Segal is an editor and writer. She has 20+ years of experience covering personal finance, wealth management, and business news. Eric's career includes extensive work in both public and corporate ...