Eileen Gu may compete for China, but the only entity she truly represents is Eileen Gu, Inc.

LIVIGNO, Italy — Eileen Gu is probably going to win another medal Monday in the women’s freeski big air final. And she’s probably going to come to the press conference, as she always does, and sidestep any questions about the true nature of her citizenship, the political implications of her choice as a 15-year old to represent China — not her nativ...