New technology allows households to track almost every detail of their electricity use.

The 113,000 so called "mum and dad" investors who bought Mighty River shares included companies, trusts and investment institutions, Treasury has confirmed.

The Green Party says that shares sold in the recent float of Mighty River Power went to only a small group of investors - and claims of widespread 'mum and dad' ownership are false.

Senior executives of newly listed, state-controlled Mighty River Power are in line for shares in lieu of cash bonuses worth $1.2 million for the year to June 30.

The Labour-Green power plan is fatally flawed. Here are 10 reasons why, says Rodney Hide.

Editorial: Naturally enough, the Government was keen to put the entire blame for what happened on "politicking" by Labour and the Greens.

The Grey Power-led petition to force a referendum on the Government’s partial asset sales policy has failed because it did not have enough signatures.

Bernard Hickey says the blast waves from the Labour/Green electricity policy bombshell reverberated further into the business and political landscapes this week.

March's warm weather and the consequent power savings has meant many households have a few extra dollars in their pocket.

Labour and the Greens have defended their controversial electricity policy after New Zealand's business leaders issued an open letter asking them to withdraw it.

Insurance will represent a significantly higher share of the cost of living and the cost of doing business from here on, writes Brian Fallow.

Labour MP Shane Jones says he was a "doubting Thomas'' on the Labour - Greens police to lower power prices, but now fully backs the plan.

Countries with an electricity buyer of the type proposed by Labour and the Greens have some of the lowest power prices - and some of the highest.

In the week or so since it revealed its plan to slash power prices, Labour has bared its teeth at anyone questioning the wisdom of breaking up the wholesale electricity market just as it is showing signs of functioning as intended.

The Labour-Greens' proposal has created a major dilemma for potential Mighty River Power investors - should they invest in a company that could be subject to major regulatory change, including a dramatic adjustment to its business model?

It didn't take David Shearer long to zero in on the million dollar-plus pay packets of chief executives running the country's power cos as the next stage of his campaign for govt control of the market.

If Meridian Energy had already floated, it's a fair bet that its share price would have dropped after the Opposition unveiled its electricity policy a week ago.

The onus is on those calling for radical, disruptive change to something as important as the electricity sector to demonstrate that it is broken and needs fixing.