monopolistically competitive firms, like monopoly firms, maximize their profits by charging a price that exceeds marginal cost.
economics is the study of how evenly goods and services are distributed within society.
gdp is the most closely watched economic statistic because it is thought to be the best single measure of a society’s economic well-being.
the "competition" in monopolistically competitive markets is most likely a result of having many sellers in the market.
market failure is the inability of
consumer surplus can be measured as the area between the demand curve and the supply curve
双音即和声音程，指“根音”和“冠音”同时发出声音。
in the circular flow diagram, payments for labor, land, and capital flow from firms to households through the markets for the factors of production.
gross domestic product measures two things at once: ( )
in the long run, monopolistically competitive firms produce where demand equals marginal cost.
in a competitive market, firms are unable to differentiate their product from that of other producers
为他人作介绍时，应将年轻者先介绍给年长者，将地位低者先介绍给地位高者。
firms in a competitive market are said to be price takers because there are many sellers in the market, and the goods offered by the firms are very similar if not identical.
民族发展变化，取决于它的（ ）。
菜豆中的有毒物质是（）。
下列那些ospf报文中只会出现lsa的摘要（lsa head）信息
关于ospf协议中的dr、bdr，下列说法中错误的是
体育教学原则主要有()。
下列属于体育教学的特点的有()。
最优质的红宝石产于：
aquatic animal virology started in the early 1960s using em morphological data for crustacean viruses (vago, 1966) and with the establishment of fish cell lines for the isolation of piscine viruses.