1.   Thus good planning must have due regard for economic realities.

2.   American public planning has also discouraged conservation.

3.   But in fact the planning has spawned intense bureaucratic rivalries over who is in charge of the redevelopment effort.

4.   But last-minute planning has its price.

5.   But the planning would have to go much further.

6.   But without knowing who won, some planning had to wait.

7.   This planning has its merits.