The theory behind the massive economic stimulus efforts that many governments have undertaken rests on the notion of the output gap. This is the difference between an economy s actual output and its potential output.

The theory behind the massive economic stimulus efforts that many governments have undertaken rests on the notion of the output gap.

The worst is over.

The best is behind.

The worst is behind us.

Max.

I'm behind him.

The worst is already over.

He was left behind.

She was left behind.

Tom remained behind.

Tom is behind Mary.

The worst is probably over.

They're behind us.

I remained behind.

The summer is behind us.

...

Math. phys.

That's the theory.

In particular.

One way to look at it is this.

Is that an animal carcass behind her?

He stood behind his mother.

All the exams are now behind us.

I'm right behind you.

Thank God the worst is behind us.

Tom is walking behind Mary.

It's all downhill from here.

The hardest part is over now.

I think the worst is over now.

But the theory has been overextended.

Blood type personality theory

This is an important theory.

That theory is generally accepted.

This is a great theory.

It's just a theory.

It's just a theory.

It's only a theory.

That's my theory.

What an interesting theory!

That's an interesting theory.

That's a controversial theory.

It's a fascinating theory.

This is controversial.

Special relativity Special relativity is a theory of the structure of spacetime.