The ranking of industries by the four-firm concentration ratio usually, but not always, reveals the same pattern as ranking by HHI. When a discrepancy is found it is usually due to the following:Multiple Choicea. The four-firm concentration index contains data on only the largest four firms, while the HHI is based on data for all firms in the industry. b. The four-firm concentration index contains data on only the largest four firms, while the HHI is based on data for all firms in the industry and the HHI is based on squared market shares, while the four-firm concentration ratio is not. c. The HHI is based on squared market shares, while the four-firm concentration ratio is not. d. The two indices are designed to measure two different attributes of markets.

When color is used on a topographical drawing, black is used to represent what?

50 points mark brainliest 1) the information in the interactive presentation suggests that people a) utilize the perception of others rather that out own perception b) learn more about the positive aspects of perception c) should monitor how perceptual barriers influence our relationship d) spend more times on our personal relationships rather than our professional relationships 2) you are about to take the dog out for a walk but pause to watch the news because you hear the name of your town being mentioned hearing your town being mentioned on the news is an example of a) stimulation b) interaction c) organization d) interpretation- evaluation 3) tamara thinks ivan is upset with her because hes been unusually quiet today to better interpret the situation and communicate appropriately tamara should a) ask ivan why hes quiet and explain that hes being inconsiderate b) leave ivan alone because hes obviously going through something c) ask her guidance counselor for tips on providing therapy to a friend d) examine her own perception and then check in with ivan about his behavior 4) of the following abilities which is the most important to the perceptual checking process a) critical thinking ability b) creative ability c) memorizing ability d) organizational ability

Which of the following are considered needs? check all that apply