Climate Policy Vol. 3, Issue 4, Pages 373-397 2003 HKS Authors See citation below for complete author information. Robert Stavins A.J. Meyer Professor of Energy and Economic Development Citation Aldy, Joseph E., Scott Barrett, and Robert N. Stavins. "Thirteen Plus One: A Comparison of Global Climate Policy Architectures." Climate Policy 3.4 (2003): 373-397.