According to substitution effect, ( ).
A、there’sanoppositetrendbetweendemandandprice
B、there’salwaysaproductwhichcanreplaceanotherproduct
C、iftwoitemssatisfythesameneedandthepriceofonerises,peoplewillbuymoreoftheother
D、pricereductionisaneffectivewaytoattractcustomers
发布时间：2024-09-03 01:16:39
