Credit analysts who want to work for David Goldman might want to study up on shopkeeping. The recently appointed head of fixed-income research at Cantor Fitzgerald likes to ask job applicants a question that tests their business sense.
The owner of an electronics store, Goldman begins, has two competitors on either side of his shop. The store on the left hangs a sign advertising the lowest prices, while the one on the right claims to have the widest selection. What sign should the owner in