<span>The rising price of gold causes people to buy silver jewelry instead.
substitution effect
</span><span>When the price of chicken increases, families reduce their chicken intake substantially.
income effect
</span><span>A new factory in a village provides livelihoods for the villagers.
positive externiality
</span><span>A new factory in a village causes noise pollution.
negative externiality
</span>
Sandiata defeated Sumanguru to gain control of Mali
Answer:
A state where supreme power is held by the people and their elected representatives, and has an elected or nominated president rather than a monarch.
Explanation:
Incense, I guess. Can you be more specific?