| May, 2006 | Yuko Kurauchi, Antonio La Vina, Nathan Badenoch, Lindsey Fransen
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| April, 2006 | |
| March, 2006 | |
| February, 2006 | Sudha Mahalingam, Centre for Policy Research, New Delhi; Bharat Jairaj, Sriharini Naryanan and Kirtana ... |
| February, 2006 | Indonesian Institute of Energy Economics: Dr. Asclepias Rachmi Indriyanto, Lena Herliana, Bobby Wattimena, Indra ... |
| January, 2006 | Jonathan Lash |
| November, 2005 | Frances Seymour, Crescencia Maurer, and Ricardo Quiroga. Published by the Inter-American Development Bank.
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| October, 2005 | Jim Harmon, Crescencia Maurer, Jon Sohn and Tomas Carbonell |
| July, 2005 | Smita Nakhooda, Jon Sohn, Kevin Baumert
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| June, 2005 | Atiyah Curmally, Jon Sohn and Christopher Wright
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