It should be cotton. Sorry if it didn't help.
There are so many ethnic groups which are by definition related via culture, homeland, history, etc...
Some are:
1. Asian
2. Latino/Hispanic (which also can be separated into 2 different sub-ethnicities) 3. Middle Eastern
4. American
Capitalist economic relations were considered free because private individuals or businesses were given the freedom to choose what goods and services they would want to market or produce, where they would want to invest, and at what prices should they set on their goods and services, depending of course, on the supply and demand of the economic market.
There are actually numerous answers to this question. One could be the Supreme Court Justices since they serve lifetime or until they decide to retire.