According to the great Russian economist Kusnetz, there are four types of economies; developed economies, developing economies, Japan, and Argentina.
In a certain sense, Japan and Argentina are opposite extremes of the same continuum. Japan is desperately trying for years to get the inflation rate to 2%, throwing everything and the kitchen sink at it, with large-scale debt monetization from the BoJ as the main plank. It's not succeeding despite 6 years of efforts.
While Japan probably has the world's most loosest monetary policy, Argentina is likely to have the strictest. Its interest rates are