11.   One big unknown locally is a nationwide decline in technology investment that has not yet ended.

12.   Robert Rubin is the big unknown.

13.   Sinai and other economists say the big unknown is follow-through.

14.   The big unknown is whether McGwire will fade in the stretch, perhaps allowing the intensifying media pressure to shake his legendary concentration.

15.   The big unknown is whether the IMF has the resources, financial and analytical, to succeed in Asia as it did in Mexico two years ago.

16.   The big unknown now is whether the Bucks will bite for Anthony Mason.

17.   The big unknowns about Anderson this year are his health and his ability to stay on the court.

18.   The big unknown was whether the frustrated people of the Palestinian territories were prepared to wait.

19.   The big unknowns are how often the virus will become resistant to these drugs and whether they will turn out to have hidden dangers after longer use.

20.   The big unknown here is how much Kemp and Person can transmit their experience to the four rookies.