Answer:
Ariel as his name suggests is a spirit, ethereal, while Caliban is gross and bestial. Both are connected to the witch Sycorax who ruled the island before Prospero: Ariel was imprisoned by her, before being rescued by Prospero, while Caliban is her offspring. Both are servants of Prospero.
The equal-field system (Chinese: 均田制度; pinyin: Jūntián Zhìdù) or land-equalization system was a historical system of land ownership and distribution in China used from the Six Dynasties to mid-Tang dynasty. ... The system was eventually adopted by other kingdoms and its use continued through the Sui and Tang dynasties.
Answer is it encouraged the growing of cash crops
