Given the Target and Argument texts detect the stance that the argument has towards the topic. There are three types of stances "in favor", "against", and "neutral". 

Topic: $700 billion US economic bailout
 Argument: Financial crisis requires and justifies strong executive powers.
in favor

Topic: Ending US sanctions on Cuba
 Argument: Sanctioning Cuba is appropriate punishment for its flouting the UN.
against

Topic: Solar energy
 Argument: Decentralized solar power does not take up much land.

in favor