It often provides irrelevant and meaningless information, says the Treasury.
The final product of the market is made up of the actions of millions but is designed by none of them.
But oil and gas industry accused of not paying heed to global warming.
Market studies with extraordinary powers of compulsion will not necessarily increase competition.
Grant Walker discusses the week's events with our panellists Brent Edwards and Phil O'Reilly.
National Party says it did not receive a $100,000 donation.
Bridges and Ross discuss whether two Chinese MPs would be better than two Indians.
National still calling for fuel tax increases to be reversed.
Deputy leader questions Jami-Lee Ross' role in handling of donation.
Something doesn't add up.