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: Airport security profiling
 Argument: Profiling works well for Israel, can work well elsewhere.
in favor

Topic: Mandatory military service
 Argument: Government better off running training schemes.
against

Topic: Vehicle fuel economy standards
 Argument: CAFE standards have strong history of reducing US emissions.

in favor