[Juha]

One can calculate inflation on different basis, the wholesale price index gives probably best overall picture but there is also consumer goods index which is probably most relevant to average person, building cost index etc.
German had "planned" economy, state allocated most raw materials and workforce. As long as Göring was the plenipotentiary of 4-years plans, not surprisingly LW was a favorite in these allocations. Later when Göring's influence vaned situation got more complicated. But in principle the state controlled prices of raw materials.