Does winning an auction make you come back?
Causal inferenceHardProblem. Buyers who win auctions retain far better than buyers who lose. Someone proposes rigging the feed to route persistent losers to less competitive shows so they can win. Before spending engineering time, is the retention gap causal?
Before you reveal: say your answer out loud, as if you were in the real interview — get your reasoning across clearly first. There is no single correct answer: reading what the interviewer is really after and defending your own thinking is what makes an answer strong.