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 ?​

How do communism and socialism differ in terms of the role that government plays in the economy ?

Simon, aged 10, is invited to a classmate's birthday party at an exclusive ski resort on march 15th. the day will include 4 hours of snowboarding, lunch and birthday cake. simon's mother checks a box on the invitation that says "yes, we will attend" and returns it to the classmate's address. unfortunately, they later don't attend the party when simon comes down with the flu. on march 17th, simon's mother receives an invoice in the mail from simon's classmate for $35 that says, "party no-show fee." can simon's classmate collect the fee?

Engberg company installs lawn sod in home yards. the company’s most recent monthly contribution format income statement follows: amount percent of sales sales $ 80,000 100% variable expenses 32,000 40% contribution margin 48,000 60% fixed expenses 38,000 net operating income $ 10,000 required: 1. compute the company’s degree of operating leverage. (round your answer to 1 decimal place.) 2. using the degree of operating leverage, estimate the impact on net operating income of a 5% increase in sales. (do not round intermediate calculations.) 3. construct a new contribution format income statement for the company assuming a 5% increase in sales.