Here's a SeekingAlpha editorial on Peak Oil, and the Peak Demand theory.
No Economic Recovery as Era of Cheap Oil Comes to an End -- Seeking Alpha
It suggests economic recovery will be difficult once oil supplies peak. They also point out that a Chinese peasant on a scooter can extract much more value from a barrel of oil than an American in an SUV. Perhaps peak oil will hit America harder than any other nation, because we are so much more dependent on oil.
"If the answers are transition to renewables, and rebuilding our infrastructure for high efficiency, then where will the money and energy to do it all come from? And how long will it hold out?"
The free market is reactive, but we must be proactive about reducing our dependence on a depletable resource, because you can't build windmills with battery-electric trucks.