Jeff Carroll’s areas of expertise include the analysis of Postal Service volume data, survey design, and computer programming. He is an experienced programmer in Fortran as well as SAS. Using his programming skills and economics background, he compiles databases, analyzes data, and presents results clearly. He has worked on various projects for the U.S. Postal Service, including volume data estimation, mail characteristics studies, and on-site data collection at various postal facilities. Jeff also assists in the formulation of damages calculations in a variety of litigation cases.
Case Study: Vehicle Registration Compliance for the Wisconsin Department of Transportation
February 12, 2015 - The Wisconsin Department of Transportation hired Christensen Associates to conduct a study to estimate the number of automobiles and light trucks on the roads without current registrations, and determine the reasons for non-compliance.
Minnesota Freight Rail Economic Development (FRED) Study Released
November 22, 2013 - Christensen Associates was part of a team that studied the potential for freight rail economic development in the state of Minnesota. The project, sponsored by the Minnesota Department of Transportation in conjunction with the Minnesota Department of Employment and Economic Development, identified specific opportunities for more effective collaboration among shippers, railroads, and economic development agencies, and transportation agencies. The recommendations made in the report can lead to expanded local rail access, complementary business development, and improved rail and intermodal service options.
