Critics of markets that are characterized by firms that sell brand-name products argue that brand names encourage consumers to pay more for branded products that
A. have elastic demand curves.
B. are very different from generic products.
C. are indistinguishable from generic products.
D. consumer-advocate groups have found to be inferior.
查看答案
A profit-maximizing firm in a monopolistically competitive market can earn positive, negative, or zero profits in the short run.
A. 对
B. 错
A monopolistically competitive firm faces a downward-sloping demand curve because there are few firms in the market.
A. 对
B. 错
多个窗口进行切换时,可用下列哪种组合键?
A. “Alt”+“Tab”
B. “Alt”+“Ctrl”
C. “Alt”+“Shift”
D. “Ctrl”+“Tab”
将一个应用程序窗口最小化后,该应用程序怎样?
A. 仍在后台运行
B. 暂时停止运行
C. 完全停止运行
D. 出错