Suppose that total sales in an industry in a particular year are $600 million and sales by the top four sellers are $200 million, $150 million, $100 million, and $50 million, respectively. We can conclude that:. A. price leadership exists in this industry
B. the concentration ratio is more than 80 percent.
C. the firms in this industry face a kinked demand curve.
D. this industry is a differentiated oligopoly.

How has internet access changed and affected globalization from 2003 to 2013? a ten percent increase in internet access has had little effect on globalization. a twenty percent decrease in internet access has had little effect on globalization. a thirty percent increase in internet access has sped up globalization. a fifty percent decrease in internet access has slowed down globalization.

When the federal reserve buys bonds from or sells bonds to member banks, it is called monetary policy reserve ratio interest rate adjustment open market operations

Which of the following is likely not a benefit of requiring a grand jury to listen to and examine all of the evidence against a person suspected of committing a serious crime and then independently deciding whether or not to hand down an indictment? 1.the grand jury system provides the accused another safeguard against being sent to trial and facing conviction based on flawed evidence. 2.the members of the grand jury are drawn from the community and are empowered to render independent decisions about whether or not the government has collected enough evidence to bring an individual to trial. 3.the grand jury’s decision can provide prosecutors insight into what is necessary to build a sufficient case if a similar crime is presented later. 4.the grand jury is impaneled to rubber-stamp prosecutors’ cases, which makes it possible for more cases to reach trial.