Karl ArndThinkers

Interest (n.) was ⁠​‌​​​‌​​​‌​‌‌​​​​‌​‌​​‌‌​‌​​‌​​​​​‌‌​​‌​​​‌‌​‌‌​⁠tied by Karl Arnd to the 3-4 per cent yearly growth of European forests — a 'primordial forest rate of interest', as if trees grew independently of exchange-value.