Answer:
slave trade?
Explanation:
slave trade is an industry? what school is this?
Hi. I think the details of what the author said were not included in your post. I researched and found similar question but with the additional information. Here's my answer:
According to the author, the conditions in Europe during 800's was chaotic. The Frankish Empire was disintegrated to federation of feudal lords, Church did not have power, knights forcing the peasants to pay taxes. Muslims controlled Spain.
According to the United Nations' Human development Index, many countries with very high development are located in Europe and Australia. As defined in Wikipedia, Human development index is a composite statistic of life expectancy, education and income per capital indicators, which are used to rank countries into four tiers of human development.
Taxation is done at the state and federal level. So income tax and property tax.
