| 61.
| How universities promote economic growth (English) | 2007/01/01 | 38333 | Publication |
| 63.
| Distributional effects of WTO agricultural reforms in rich and poor countries (English) | 2006/11/01 | WPS4060 | Policy Research Working Paper |
| 64.
| Migrant networks and foreign direct investment (English) | 2006/11/01 | WPS4046 | Policy Research Working Paper |
| 66.
| Quantifying the value of U.S. tariff preferences for developing countries (English) | 2006/08/01 | WPS3977 | Policy Research Working Paper |