Information, Prices and Buyer Entry Staff working paper 2026-4 Mei Dong, Janet Hua Jiang, Ling Sun In markets with costly buyer entry, information transparency about prices draws in buyers, increasing demand-side competition and putting upward pressure on prices. We show that this buyer entry effect may dominate seller competition as emphasized by conventional wisdom and prices and markups may rise with information transparency. Content Type(s): Staff research, Staff working papers JEL Code(s): D, D4, D40, D8, D83, L, L1, L11 Research Theme(s): Models and tools, Economic models