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Which research model refers to the study of an individual, group, or community over a predetermined period? a. cross-sectional model b. sectional model c. cross-sequential model d. longitudinal model

Cooperation among oligopolies runs counter to the public interest because it leads to underproduction and high prices. in an effort to bring resource allocation closer to the social optimum, public officials attempt to force oligopolies to compete instead of cooperating. consider the following scenario: suppose that the presidents of two auto manufacturing companies exchange text messages in which they discuss jointly raising prices on their new lines of hybrid suvs. this illegal communication would violate which of the following laws? the sherman antitrust act of 1890 the robinson–patman act of 1936 the celler–kefauver act of 1950 the clayton act of 1914

Which of the following statements about culture and self-esteem is the most accurate? people from western cultures are more likely to say or do things to enhance other people's self-esteem (relative to people from asian cultures). the japanese praise each other for their achievements more often than americans do. people from asian cultures generally feel worse about themselves than people from western cultures. americans utter many more self-complimentary statements during conversations (relative to japanese individuals).