“This somber prediction proved wrong: land rents did remain high for an extended period, but in the end the value of farm land inexorably declined relative to other forms of wealth as the share of agriculture in national income decreased.”
— Capital in the Twenty-First Century by Thomas Piketty (Page 23)
does this mean that abstract value dominates over material value? or rather stuff in one's head is believed to be worth stuff outside of it, which is why physical goods can be devalued so easily?