According to the chart, the top 20 percent wealthiest people in the United States control 85 percent of all the wealth in the country l. Which is the MOST likely reason for this income inequality?

Low skilled labour immigration ; Increase in Information technology ; Decreased Trade Unions, Increase in Informal Employment Sector

Explanation:

Income Inequality depicts the degree of un-even-ness, with which per capita income is distributed among population.

US has high level of income inequality ('top 20 percent wealthiest people in the United States control 85 percent of all the wealth in the country').

Most likely reasons for this income inequalities :

Low skilled labour immigration : Globalisation led less skilled labour migration, has caused surplus of such labour in US. This has created lower wages & income level of such labour. Increase in Information technology : The internet - world expansion in developed world has created more income opportunities for high tech professionals, at the cost of opportunities for other onesDecreased Trade Unions, Increase in Informal Employment Sector : Formal employment sector is protected from trade unions, in terms of salary, working condition etc. Decline in formal sector employees, covered under trade unions - has led to decline in pay scale & welfare of many employees (labourers).