Suppression of employment records in the US County Business Patterns (CBP) data sets constrains the detail of new methods and recent advances in the analysis of the geographic distribution of firms and employment. Data sets created by imputation procedures can be purchased, but cost often puts...

Biodiesel continues to be an alternative fuel of interest for use in diesel engines. Although biodiesel’s properties are similar to petroleum diesel’s, certain differences create possibilities for parameters, such as efficiency, to be different. The objective of the study is to identify the...