So 579, if the tax was a fizzer, as you say, how then can it possibly reduce emissions as the added costs, as you imply, won't make enough difference for anyone to change their ways.

So why did we go there?

579;
As you found Gail Tverberg's article of interest, you may be
interested in this follow up article on the relationship between oil & GDP.

http://tinyurl.com/9y379dr

Some economists seem to becoming around to the realisation that money
is not as important as they thought.

Looks like he's gone. (579)

Another thread, killed off by facts.