Beefed-up burgernomics

 merely a tool to make exchange-rate theory more digestible

它只是使汇率更加容易理解的工具

Some find burgernomics hard to swallow.

根据上下文理解是难以接受

Brazil and Argentina are the big exceptions

这里是做例外讲

current fair value fair enough

当前的合理价格

hardly grounds for a trade war.

尚未达到发动贸易大战的水平

A quarter of a century after its first grilling, burgernomics is still far from perfect, but if adjusted for GDP per person it becomes tastier. 

更加合理

 All the more reason to keep putting our money where our mouth is.

 

 

益发促使我们把钱放在我们的胃口所钟爱的地方。