The national income distribution in Ghana in 2016 follows a Lorenz curve y = L(x) which passes through these points: x 0 0.2 0.4 0.6 0.8 1 y 0 0.047 0.143 0.291 0.514 1 Use the Trapezoid Rule to estimate the GINI Index for Ghana in 2016. The national income distribution in the United States in 2016 follows a Lorenz curve y = L(x) which passes through these points: x 0 0.2 0.4 0.6 0.8 1 y 0 0.05 0.152 0.305 0.531 1 Use the Trapezoid Rule to estimate the GINI Index for the United States in 2016. Compared with Ghana, was the income distribution in the United States in 2016 more equal or less equal? less equal more equal Data for this problem is provided by Poverty and Equity database, The World Bank

Forty-two percent of federal revenue comes from . income taxes paid by businesses and corporations make up about of federal revenue. taxes collected for social security and medicare make up of federal revenue.

Areal estate agent is considering changing her cell phone plan. there are three plans to choose from, all of which involve a monthly service charge of $20. plan a has a cost of $.42 a minute for daytime calls and $.17 a minute for evening calls. plan b has a charge of $.52 a minute for daytime calls and $.15 a minute for evening calls. plan c has a flat rate of $80 with 275 minutes of calls allowed per month and a charge of $.38 per minute beyond that, day or evening.a. determine the total charge under each plan for this case: 150 minutes of day calls and 70 minutes of evening calls in a month. (do not round intermediate calculations. round your answer to 2 decimal places. omit the "$" sign in your response.)c. if the agent will use the service for daytime calls, over what range of call minutes will each plan be optimal? (round each answer to the nearest whole number.include the indifference point itself in each answer.)d. suppose that the agent expects both daytime and evening calls. at what point (i.e., percentage of total call minutes used for daytime calls) would she be indifferent between plans a and b?

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