IMF economic forecasts are of little value, as everyone should have learned from 2008. Let's see what the IMF forecast in 2007... https://www.imf.org/en/News/Articles/2015/09/28/04/53/sores1... forecast: "World growth to slow in 2008, but still expected to remain solid at 4¾ percent " reality (Fed report 2013): "From peak to trough, US gross domestic product fell by 4.3 percent, making this the deepest recession sinc…
If even a small percentage of people stopped doing those things, it would all fall apart.