How do marketers responds to price changes

Amathematical approximation called the rule of 70 tells us that the number of years that it will take something that is growing to double in size is approximately equal to the number 70 divided by its percentage rate of growth. thus, if mexico's real gdp per person is growing at 7 percent per year, it will take about 10 years(=70/7) to double. apply the rule of 70 to solve the following problem. real gdp per person in mexico in 2005 was about $11,000 per person, while it was about $44,000 per person in the u.s. if real gdp per person in mexico grows at the rate of 5 percent per year: how long will it take mexico's real gdp per person to reach the level that the united states was at in 2005? (hint: how many times would mexico's 2005 real gdp per person have to double to reach the u.s.'s 2005 real gdp per person?

Exercise 6-2 variable costing income statement; explanation of difference in net operating income [lo6-2] ida sidha karya company is a family-owned company located on the island of bali in indonesia. the company produces a handcrafted balinese musical instrument called a gamelan that is similar to a xylophone. the gamelans are sold for $970. selected data for the company’s operations last year follow: units in beginning inventory 0 units produced 200 units sold 180 units in ending inventory 20 variable costs per unit: direct materials $ 130 direct labor $ 300 variable manufacturing overhead $ 30 variable selling and administrative $ 15 fixed costs: fixed manufacturing overhead $ 63,000 fixed selling and administrative $ 25,000 the absorption costing income statement prepared by the company’s accountant for last year appears below: sales $ 174,600 cost of goods sold 139,500 gross margin 35,100 selling and administrative expense 27,700 net operating income $ 7,400 required: 1. under absorption costing, how much fixed manufacturing overhead cost is included in the company's inventory at the end of last year? 2. prepare an income statement for last year using variable costing.

You have just made your first $5,500 contribution to your retirement account. assume you earn a return of 10 percent per year and make no additional contributions. a. what will your account be worth when you retire in 45 years? (do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) b. what if you wait 10 years before contributing?