Technological advances shift a firm's production function ________ and its marginal product of labor curve ________.
A) downward; downward
B) upward; downward
C) downward; upward
D) upward; upward
D) upward; upward
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Specialization could lead to all of the following except:
A. greater ability to adapt to a greater variety of ecological niches B. evolutionary dead ends C. speciation D. greater ability to adapt to a greater variety of ecological niches and speciation
According to theorists who emphasize the role of trade in the emergence of the state, __________
A. craft and labor specialization associated with the production of trade items led to a rise in administrative specialization B. a rise in administrative specialization preceded the development of craft and labor specialization C. centralized organization of inter- and intraregional trade was beyond the ability of state authority D. geographical circumscription resulted in conflicts that were resolved by increased trade and exchange
Tribal societies rely on both formal courts and lawyers for internal conflict resolution
Indicate whether the statement is true or false.
Which of the following statements is correct regarding vervet monkey alarm calls?
a. They make alarm calls to signal the location of food. b. There is no distinction between any alarm calls. c. Each alarm call communicates specific information about type of predator and where it is located. d. Each alarm call communicates specific information about type of predator and when it will arrive. e. Vervet youngsters appear to learn these calls instinctually without parental involvement.