Hyperinflation

thumb|upright=1.8|100 quintillion (1020) Hungarian pengő|pengő, the largest denomination bill ever issued, Hungary, 1946. 1 sextillion pengő notes were printed but never issued. thumb|upright=1.8|Hyperinflation in Venezuela represented by the time it would take for money to lose 90% of its value (301-day [[rolling average, inverted logarithmic scale)]]

occurrence of hyperinflation in early 20th century Germany

period of currency instability

increasing inflation rates in Venezuela since 2017

seven-year period of accelerated inflation ocurred during the early XX century