As long as it's in their self-interest to keep America afloat, the dollar will not crash.
It is in the prisoner's self-interest to keep his mouth shut if his partner-in-crime does the same.
"It's in Merkel's self-interest to keep the German economy going and to reduce this negative spillover," said Justina A. V. Fischer, an economist and senior researcher at the University of Mannheim in Germany.
"As the world's second-biggest exporter after China it is self-evidently in Germany's interest to keep the world as open as possible for the free flow of trade and commerce.
"It is in their own self-interest to try to keep prices lower to offset some of the decline in the economy," he added.
The teachers that I talked to complained about the tremendous pressure from the community -- and from their own self-interest -- to keep their exalted status.
Try to write self reminders to keep yourself motivated.
But the effect of his pronouncements is limited, because traders know that self-interest is likely to keep Iran from doing anything that would cut off the supply of oil.
"Our only interest is to keep forests standing.
"So I think it's the right thing for us to do morally, and it's right to keep our promises, but it's also in our self-interest to do so".
Some policies are in each country's own self interest if other countries keep their side of the deal.
