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: Dollarization
 Argument: Dollarization is a band-aid approach to poor economic policy.
against

Topic: Phasing out fossil fuel subsidies
 Argument: Ending oil subsidies levels playing field for clean energy.
in favor

Topic: Lowering US drinking age from 21 to 18
 Argument: 18-and-over law enables teaching of responsible drinking.

in favor