Nevertheless, Icahn's decision reflects a perception widely held on Wall Street: if Eastern is to survive, the unions must give the owners - whoever they may be -significant concessions.

Fix the reality behind those regulatory problems and thereby change the perception held by most soccer moms that government favors corporate profits over children's health.

But the proposal also underscores the perception held by many that Mr. Cuomo feels vulnerable on economic issues.

Throwing down lean-in dunks from the baseline, his athleticism cut the cord on every perception ever held about skin color and the league.

And he benefits from a perception held by many voters that Washington ran smoothly when he was Mayor, from 1978 through 1990.

However, we realized we were dealing with a growing perception that there was a problem, a perception held by members of the community, the faculty and the staff.

But the perceptions held by these players sometimes prove to be true.

These were the perceptions held by all experts, and they were prevalent in the early 1970s, as many publications and documents from the international organisations at that date confirm.

Thus two students could attain the same marks, but the way in which the marks were interpreted depended on the perception held for each student.