The Incas had a centrally planned economy, perhaps the most successful ever seen. Its success was in the efficient management of labor and the administration of resources they collected as tribute. Economic exchanges were made using the barter system by which people traded with each other for things they needed.
Answer:
Hercules and Zeus and rome
The reservation system gave indigenous people freedom and allowed them to keep some of their cultural and social traditions.
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Large increase in crop production in developing countries achieved by the use of fertilizers, pesticides, and high-yield crop varieties.
We need to sleep for overall health and wellbeing. sleep is an active period in which a lot of important processing, restoration, and strengthening occurs. sleep helps solidity memories. Our bodies need sleep to grow muscle, repair tissue and synthesize hormones.
