A huge challenge for governments considering intervention in wholesale markets is that consumer prices lag behind wholesale spot and forward prices. Customers are only just starting to feel the effects of events that happened some time ago. But after a year of relentless rises in wholesale prices, there may now be some good news. Gas, coal and electricity prices across the world, and in Australia, have taken a major correction downwards in the last two months from historically high levels, a trend that could well continue.