instruction:
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". 
question:
Topic: Medical marijuana dispensaries
 Argument: Marijuana is a safer alternative to many medications.
answer:
in favor


question:
Topic: Corn ethanol
 Argument: Corn ethanol is inferior to sugar ethanol.
answer:
against


question:
Topic: Dollarization
 Argument: Dollarization helps encourage foreign investment.
answer:

in favor