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". 

Q: Topic: Google decision to stop censoring results in China
 Argument: Google's decision in China was mostly ethics, not business.

A: in favor
****
Q: Topic: European Union Expansion
 Argument: New entrants into EU suffer from increased tax burdens.

A: against
****
Q: Topic: Hydrogen vehicles
 Argument: Hydrogen is more challenging than alternatives.

A:
against
****