He said supply from producers outside OPEC had consistently fallen below expectations.

The DfE spokesperson said supply teachers perform an important and valuable role.

Aquaculture New Zealand chief executive Gary Hooper said supply would be unaffected.

Norwegian, Danish and Czech grid sources said supply had been under control.

He described oil prices as reasonable, but said supply outstripped demand.

Enbridge said supply problems played a role in reducing throughput on the Spearhead.

BOC Aviation said supply in the company's addressable market remained stable.

He said supply alone wouldn't solve Sydney's housing affordability problem.

Genzyme said supply will be conserved for infants and people with very severe disease.

Analysts said supply problem has widened due to sharp difference between global and Indian prices.

But in his speech, Mr Stokes said supply alone wouldn't solve Sydney's housing affordability problem.

Traders said supply disruptions could be short-lived as OPEC and allied producers ramp up output.

He said supply of affordable housing had dried up.

Abate said supply appeared to be driving that trend.

Samsung has said supply problems for the edge model will be resolved within the current quarter.

Air Line Pilots' Association president Tim Robinson said supply was not coming close to meeting demand.