forget what the economists tell us all. Most smoke too much pot during university and consequently don't understand that the day to day machinations we see, hear and are told about are smoke-screens, reactions and occassionally fine-tuning of policies.
It is the big picture you need to understand. Once you do, the daily events are recognisable for the role they play.
There are only two ways to obtain economic growth 1. turn the money supply over faster 2. inflation.
World debt is always a precursor to inflation which is gathering pace. Yesterdays debt will be paid with tomorrows money. This phenomenon is a curse for the "lenders of first resort" as it devalues their money. Inflation can be good thing if you know how to use it!