| 6013 | Achieving the MDGs in Yemen : an assessment | Al-Batuly, Abdulmajeed; Al-Hawri, Mohamed; Cicowiez, Martin; Lofgren, Hans; Pournik, Mohammad | 2012/03 |
| 5577 | Petroleum subsidies in Yemen : leveraging reform for development | Breisinger, Clemens ; Engelke, Wilfried; Ecker, Olivier | 2011/02 |
| 20401 | The political economy of water pricing reforms | Dinar, Ariel [editor] | 2003/11 |
| 2874 | Risks and macroeconomic impacts of HIV/AIDS in the Middle East and North Africa : why waiting to intervene can be costly | Robalino, David A.; Jenkins, Carol; El Maroufi, Karim | 2002/08 |