This book undertakes industry analysis of the risk-return behaviour of stock returns in the US. It focuses on transportation and a number of non-transportation companies, with particular attention paid to water transportation. The market risk (measured by beta) is identified as the relevant...

The evolution and grow of international trade has made more important and complex the task assigned to customs services. Now day's customs administration is a relevant regulatory operator in international trade as facilitator and accelerator of trade. However, the study of efficiency on the...