Supermarkets are refusing to relinquish profitable ground in the killer battery category.
Battery sales are up at food chains, and retailers' margins are holding, according to those polled by SN.
"The battery business is very good and still very profitable, with 28% to 34% margins. It's nothing we'd walk away from, even though it's more competitive," said Dan Black, buyer-merchandiser of general merchandise at Raley's, West Sacramento, Calif.
Paul Urko, nonfood bu