A proper source from someone who understands the principle of punctuation would be preferred.
https://en.wikipedia.org/wiki/Reichsmark
https://en.wikipedia.org/wiki/MEFO
This dummy company was set up in May 1933 as a front for purchases from four German armament manufacturers, Krupp, Siemens, Gutehofnungshütte, and Rheinmetall. The four companies pooled together over 1 billion Reichsmark
(equivalent to 4 billion 2009 euros) where the National Socialist government agreed to repay the money with five-year promissory notes.
https://en.wikipedia.org/wiki/Mefo_bills
https://sites.bemidjistate.edu/arpejournal/wp-content/uploads/sites/2/2015/12/v1n1-preparata.pdf
https://en.wikipedia.org/wiki/Hjalmar_Schacht