Robin Hood is the answer you are looking for
In a market economy the production is determined not by someone's decision <em>(which can be wrong, and a wrong decision is the reason why there there are unwanted goods or a lack of wanted goods) </em>but it is regulated by the supply and demand: if there is a need for a good, it will be produced, and if there is no need for something, its production will halt and there will not be an unwanted storage.
In short, in a market economy, the economy itself regulates this.
The following are the best five answers for ways to conserve fuel:
-Ride a bike to work instead of drive.
-Call a store to see if they have what you want to buy.
-Share a ride with someone else.
-Take a bus instead of drive.
-Avoid maintaining your vehicle unless it's absolutely necessary.