"Determinants of Cost-Effectiveness: Results of the National Weatherization Evaluation," with L. G. Berry, Energy–The International Journal, 20 (8), 729-743, 1995.
"Using Probability Distributions to Evaluate an Energy Conservation Program: A Technique for Dealing with Controversy," with L. G. Berry, Evaluation and Program Planning, 18 (3): 209-217, 1995.
"The Persistence of Program Impacts: Methods, Applications, and Selected Findings," with V. Kreitler and A. K. Wolfe, Energy Services Journal, 2(3): 167-192, 1996.
