This classic comedy is widely  circulated,we can see the most classic usurer  in medieval,selfish 、greed、cruel.Shylock tries to through the contract with Antonio to revenge the  Christians are long-range treat Jews 

discrimination and insult,it still can understand that why Shylock would treat Antonio like that.Christians use policy to forbidden Jews to have property  have to wear  red hat to distinguish the  identity.Still Jews trying to find the place in the society,so they start to be an usurer,using unique way to protect themselves.

The Merchant of Venice is create at end of the 16th century,it divulge the advantages of Britain's early system,the rule by law and the society.The court is hint about why the English-speaking countries would dominate the world economy,and the capitalist enterprise would succeed to get the benefits by the norms of law.