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". 
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Question: Topic: Health insurance mandates
 Argument: Insurance mandates violate the rights of employers.

Answer: against


Question: Topic: Vehicle fuel economy standards
 Argument: Fuel economy standards do not increase the cost of making cars.

Answer: in favor


Question: Topic: Natural gas vehicles
 Argument: Natural gas is less flammable and explosive than other fuels.

Answer:
in favor