RT @jp_koning: I love the medieval concept of ghost money: using a long dead coin—say Louis IX's gros tournois—as a unit of accoun… https://t.co/HPLRpwvDJc HUMANE WIRTSCHAFT - aktuell getwittert

I love the medieval concept of ghost money: using a long dead coin—say Louis IX's gros tournois—as a unit of account https://t.co/TmCTE7OdBs http://pic.twitter.com/LUNntsw0l3

— JP Koning (@jp_koning) August 22, 2017

from Twitter https://twitter.com/AndrBangemann

August 22, 2017 at 08:54AM
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