Journal of Regulatory Economics Vol. 23, Issue 1, Pages 43-59 January 2003 HKS Authors See citation below for complete author information. Robert Stavins A.J. Meyer Professor of Energy and Economic Development Citation Stavins, Robert N., and Richard G. Newell. "Cost Heterogeneity and the Potential Savings from Market-Based Policies." Journal of Regulatory Economics 23.1 (January 2003): 43-59.