A. increases, and the consumer surplus in the market for red wine increases. B. increases, and the consumer surplus in the market for red wine decreases. C. decreases, and the consumer surplus in the market for red wine increases. D. decreases, and the consumer surplus in the ...
瑞士voegtlin 热质量流量计 red-y GS series、流量传感器IP67 价格说明 价格:商品在爱采购的展示标价,具体的成交价格可能因商品参加活动等情况发生变化,也可能随着购买数量不同或所选规格不同而发生变化,如用户与商家线下达成协议,以线下协议的结算价格为准,如用户在爱采购上完成线上购买,则最终以订单结算页价格为准...