The arguments I am seeing is that fiscal policy drove inflation up to around 4%. The rest was supply chain plus corporate profiteering. That would come out to about 33% free money.Supply has always been a piece of it. I always admitted that. If you can produce more than the market demands prices decline. Vehicles are a perfect example.
Couldn't get chips for new cars so everyone bought up/bid up used ones. But at the same time, if we don't put thousands of (if not 10's of thousands) of excess dollars in people's pockets and drop Fed Funds rates to zero, it would only go up a little before people couldn't afford them.
It's very clear to almost everyone that supply chain disruption deflated certain supply side channels and equally clear that fiscal and monetary policy inflated purchasing power.
So are you and I finally at place where we are not debating whether free money had any effect? The more intelligent debate would be:
Was the cumulative inflation 20% supply chain disruption and 80% free/easy money as I would posit. Or is it 80% supply and 20% excess demand as someone in your camp might suggest.
Part of this, as I've said before, is that the change in price due to supply/demand, and the change in price due to devaluation of the currency, are NOT the same thing yet commonly get treated as so. Nearly all of the INFLATION! talk at that time was based on beliefs that we were devaluating the dollar. We didn't. We just had a temporary supply/demand effect.
The other is the chart below. I had no idea M2 went up that high. If I had, I would have been less critical of some of the inflation arguments. I thought it was more in line with past events.
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