Book excerpt: Covering cost structures and cost problems as well as costing methodologies, this book, first published in 1988, aims to enhance understanding of the economics of all types of transportation: freight and passenger, by truck, rail, bus and air. beginning with an overview of transportation costing from the perspective of the carrier, user and government, Talley goes on to present the necessary information for evaluating costing methodologies. He then examines various regulatory and individual-carrier costing methodologies, and finally discusses the important new standalone-costing methodology.