A.) Chinese communist leaders worked directly to serve rural peasants. Soviet leaders viewed themselves as guides for urban workers.
The answer is income taxes
It strengthened Fidel Castro's position. The bay of pigs was a failed attempt to remove him from power. When it failed the U.S was exposed as trying to start a revolution with one of their "allies". This really hurt the U.S in the future because it led other countries not to trust them.
Excise taxes are set in place to discourage the sale of certain items that the government feels are bad for you. An example of this is cigarettes and alcohol.