It's a correct book from economics, where the technical interest gets used to appear further than colloquial thematics. However, the actuality from it comes from the fact that "interests rates and financial flux from central banks follow to seem a mystery, not only for unwise majority but also for economists who firstly develop isn't this speciality."
A good experience of reading for economists which they don't deny everyone its shape of truth where they've found out as it merited.