It's hopeful that the thesis can provide valuable theoretical contribution and practical help for the systematic study of the exchange rate risk avoidance of small and medium export enterprises.

希望能够对我国中小出口企业规避汇率风险的问题作出一定的理论贡献和提供一定的现实帮助。

youdao

Well, if the set interest rates lower than the natural rate then they will have rising inflation and output which will mean an ever increasing natural rate and even faster inflation until eventually the economy moves into hyper-inflation and their control over the medium of exchange collapses.

FORBES: How To Keep Zero Interest Rates Forever