https://blog.p2pfoundation.net/kevin-carson-reciprocity-in-an-unfree-market-2-the-problem-of-artificial-scarcity/2008/06/09 Researching, documenting and promoting peer to peer practices Fri, 24 Oct 2014 12:44:46 +0000 hourly 1 https://wordpress.org/?v=5.5.15