in the ancient ages, humans use barter economy in order to be alive. they hunt,collect and barter them each other. some philosopher believed that countries must live for themselves, sharing and charity was not allowed. 

   after the ancient ages war was the part of the peoples. world consisted of two part west and the east. silk road, and spice  road protected their famous, hence envy had been occured for counquering the wealthy. rome, constantinapol, and the ottoman always followed the wealth for being healthy. the two poverful force of the today's world, england and the france had been a home of the tribe anglo saxons and the scotish, egland and france lived in war. like macchivelli said in his prince: if you be a real member of the earth which you conquer, you should share or kill. 

   today, unlike killing sharing has became our destiny. we all see that sharing does not take your wealth generally gives profit.  governments share their profits to take more profits(taxes,entrepreneurship and labor force) co-operations share their profits to take adventage from new share-holders and also baks share money in order to have more customers  and...etc.