Having similar budgets, the German rocket program consumed a lot of slave labour. No concern for the conditions of the labour, either their salaries of course -

Having similar budgets, the German rocket program consumed a lot of slave labour. No concern for the conditions of the labour, either their salaries of course - replaceable human machines with service length 1-2 years. Add the worth of the eqivalent labour on top of the total cost of the German program.