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". 

Ex Input:
Topic: Geoengineering, solar shading
 Argument: Sunshield costs are reasonable in face of global warming.

Ex Output:
in favor


Ex Input:
Topic: Dollarization
 Argument: Dollarization helps encourage foreign investment.

Ex Output:
in favor


Ex Input:
Topic: Ecotourism
 Argument: Ecotourism economically benefits local people.

Ex Output:

in favor