Answer: Income effect refers to the change in an income earned by an individual and with a percentage change upward or downward impacts consumer buying/ purchasing power of it
Explanation: You didn't put the answer choices so ii couldn't tell you exactly which one.
Answer:
Collective behavior refers to social processes and events that do not reflect existing social structure (laws, conventions, and institutions), as they emerge in a “spontaneous” way. ... Collective behavior generates weak and unconventional norms, while groups tend to have stronger and more conventional norms.
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