The following are national income account data for a hypothetical economy in billions of dollars: government purchases ($1,050), personal consumption expenditures ($4,800), imports ($370), exports ($240), and gross private domestic investment ($1,130). Personal consumption expenditures are approximate what percentage of this economy?

Kayla and jada are roommates in new york city. both kayla and jada recently received pay raises. kayla now buys more movie tickets than before, but jada buys fewer. kayla behaves as if movie tickets are goods and jada's income elasticity of demand for movie tickets is

At cooly cola, we are testing the appeal of our new diet one cola. in a taste test of 250 randomly chosen cola drinkers, 200 consumers preferred diet one cola to the leading brand. assuming that the sample were large enough, the large-sample 95% confidence interval for the population proportion of cola drinkers that prefer diet one cola would be:

Varto company has 9,400 units of its sole product in inventory that it produced last year at a cost of $23 each. this year’s model is superior to last year’s, and the 9,400 units cannot be sold at last year’s regular selling price of $42 each. varto has two alternatives for these items: (1) they can be sold to a wholesaler for $8 each, or (2) they can be reworked at a cost of $251,100 and then sold for $34 each. prepare an analysis to determine whether varto should sell the products as is or rework them and then sell them.