In order to achieve only 1% less oil consumption, the oil price must be increased by 20%. The car driver drives a car at any cost, but it's big when it comes to complaining.
| US$ 40 Oil price
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Global economic crisis 2008. Supply and demand determine the price, and because demand falls by 5.5 million barrels per day, the oil price falls below US$ 40.
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| Solar starter aid
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Rolling with the engine turned off, but I forgot to turn off the lights after the exit Salzburg Mitte, some hundred meters Münchner Bundesstrasse
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