Talk to the hiring manager about the types of articles and publications that you read in order to stay on top of the happenings in your industry. You can also ask the interviewer what their opinion may be on the matter.
"I read an article this morning about how the Trump election win has been beneficial for the smaller financial firms and brokers. The index had soared 13.2%, and the Dow is up 2.9%. What are your thoughts on this?"