Inventory Information Frictions Explain Price Rigidity in Perishable Groceries
研究发现，易腐食品杂货的价格刚性并非源于高昂的物理菜单成本，而是因为缺乏实时可靠的库存数据。
This paper demonstrates that price rigidity in perishable groceries can be explained by the lack of real-time reliable inventory data, rather than high physical menu costs.