7. Based on the following table which indicates expenditure of the household on a commodity, answer the questions that follow ( The price of the good is Br. 10. Income, (Br. / month) 10,000 20,000 30,000 , 40,000,50,000. And Quantity Demanded, (unit/month) 50, 60, 70, 80, 90 . A) Calculate income elasticity of demand, if income increases-from Br 10,000 to Br. 20,000 and if income increases from Br.40, 000 to Br. 50.000, B) Is this a normal or an inferior or a luxury good? Justify. C) Does the proportion of household income spent on this good increase or decrease as income increases ? why ?​

Minneapolis federal reserve bank economist edward prescott estimates the elasticity of the u.s. labor supply to be 3. given this elasticity, what would be the impact of funding the social security program with tax increases on the number of hours worked and on the amount of taxes collected to fund social security?

Compute the cost of not taking the following cash discounts. (use a 360-day year. do not round intermediate calculations. input your final answers as a percent rounded to 2 decimal places.)

Interpreting the income tax expense footnote the income tax footnote to the financial statements of fedex corporation follows. the components of the provision for income taxes for the years ended may 31 were as follows: ($ millions) 2010 2009 2008 current provision domestic federal $ 36 $ (35) $ 514 state and local 54 18 74 foreign 207 214 242 297 197 830 deferred provisions (benefit) domestic federal 408 327 31 state and local 15 48 (2) foreign (10) 7 32 413 382 61 provision for income taxes $ 710 $ 579 $ 891 (a)what is the amount of income tax expense reported in fedex's 2010, 2009, and 2008 income statements?