Economics, as a branch of the more general theory of human action, deals with all human action, i.e., with mans purposive aiming at the attainment of ends chosen, whatever these ends may be.--Ludwig von Mises
Kyle MacDonald traded one red paperclip for a house. He started with one red paperclip on July 12 2005 and 14 trades later, on July 12, 2006 he traded with the Town of Kipling Saskatchewan for a house.