No one, of course, is actually suggesting a causal relationship.

But the existence of a causal relationship is still debated.

But we cannot be sure of that, or know which way the causal relationship goes.

In fact, the usual causal relationship between interest rates and the dollar might have worked the other way around this time.

Whether there is any causal relationship involved will be considered later.

"The case questions the possible causal relationship" between the two diseases, they said.

It is difficult to demonstrate a causal relationship based on patient reports.

A direct causal relationship may not be easy to establish.

A: Someone needs to show a causal relationship where this has actually worked.

This again appears to suggest that there is not causal relationship.

"This seems so far from what people would take as strong scientific evidence or a direct causal link," he said.

But the researchers said a causal link was not proved, and urged more research.

"There is a causal link between funding and educational opportunity."

The reports do not prove a causal link between the drink and any health problems.

This assumes that there is a causal link between information and human behavior.

For that reason, he said, "it doesn't provide a causal link."

There is a strong causal link, they claim, between money and prices.

But, unless we look deeper into the causal links, these can be misleading.

If this causal link is not present the application will fail.

The causal links however are by no means clear.

The proximate cause of the current crisis is the economic situation in Greece.

There is little doubt about the proximate cause of the crash.

The fall was the proximate cause of death, but what led to it is unknown.

Its proximate cause is a thing to be convinced about.

But still these are all proximate causes of poor performance.

"The proximate cause may be something like disease or storm."

It is clear that the proximate cause has been government action.

It is for this reason that the insurance idea of proximate cause becomes so important.

He was the proximate cause of her injury, but she hadn't died.

It was not clear last night exactly what factors the jury used to determine proximate cause.

There is also a causal connection between the two processes.

Studies have found no causal connection between the vaccines and autism.

This would allow a "causal connection" between the symbols and things they represent.

None of these causal connections have been proved, and all are under active investigation.

"I don't think that anyone has proven a causal connection between the pornography and the violence."

A simple confusion of a temporal event with a causal connection.

The action of the board or public body breaks the causal connection.

Simply because two things happen at the same time does not mean there is any causal connection.

But no one knows whether there is a real causal connection.

There may be a causal connection between a reference and a referent.