Those increased expectations have forced a tactical shift among many buyers.

The tactical shift that seemed to concern intelligence officials most was the silence of the terrorists.

There were few people today who expressed surprise at what was only the latest tactical shift for King Hussein.

Some military experts suggested today that the change could represent nothing more than the latest tactical shift in a 21-year-old conflict.

"There's no doubt that the crash has caused us to make a tactical shift," he said.

But the change amounts to far more than a tactical shift to help Yeltsin in coming elections.

"What we've had," she says, "is a tactical shift when a strategic one is required."

The latest offensive appears to have been one more tactical shift.

There were always points where Reagan made tactical shifts, but they never called into question his basic convictions.

Probably not, for tactical shifts at any moment may run counter to them.