1. The reason why high tariffs, quotas and subsidies are imposed by governments is because

1- The World trade organization permits it

2- lobbyist that represent the special groups that are negatively affected petition for these type of restriction

3- some countries just do not get along so they use these restriction to get back at them

4- they have proven to be very effective in stabilizing world trade.

2. A document that specifies the condition under which an exchange is to occur and details the rights and obligations of the parties involved is best known as a

1- contact

2- business letter

3- memorandum

4- civil code