You will be given a definition of a task first, then an example. Follow the example to solve a new instance of the task.
You will be given a topic and an argument. Decide the argument's stance towards that topic. The argument's stance is in favor or against the topic. If the argument supports that topic, answer with "in favor"; otherwise, if the argument opposes the topic, answer with "against".

topic: Nuclear energy
argument: Nuclear energy can reduce materials available for weapons-use.
Solution: in favor
Why? The given argument is in favor of nuclear energy.

New input: topic: Single-payer universal health care
argument: Universal health care lowers long-term health costs
Solution:
in favor