| In the absence of ex ante simulation tools, it will probably take years or even decades to assess the long term effects of urban policies. |
| The legal basis for Sapard made it possible, for the first time, that such ex ante approvals for external aid could be waived. |
| He is given treatments that are different, but there is no basis to prefer one treatment arm over the other, ex ante. |
| The failure of an international bank needs ex ante cooperation agreements with other countries, particularly Britain. |
| However, it is correct that the Commission was not in a position to make an exhaustive ex ante examination of the controllability of all measures proposed. |
| But the metaphor is hard to use effectively because what really matters is ex ante. |
