Question

why did the german economy destablised ? what stablised it ?

Answer 1

the economy was stabilized with the help of foreign, particularly American, loans ...

Answer 2

By fall 1922, Germany got itself unfit to make reparations payments.

Inflation was exacerbated when workers in the Ruhr went on a general strike and the German government printed more cash in order to continue paying for their passive resistance.

By November 1923, the US dollar was worth 4,210,500,000,000 German marks.