$富乐客(FL)$ earnings达到预期但sales下降了10%。footlocker主要顾客是中下层收入人群，美国穷人都不买鞋了吗？还是说都跑去零元购了
“Shrink, a retail industry term that refers to merchandise lost by theft, damage or other means, also weighed on profits, Foot Locker said. It didn't disclose how much shrink cut into its margins compared to promotions. ”