Please help 2-4 sentence I realized that entrepreneurs and entrepreneurship made a major impact on jobs and economic growth because

When cell phones were first entering the market, they were relatively large and reception was undependable. all cell phones were essentially the same. but as the technology developed, many competitors entered, introducing features unique to their phones. today, cell phones are only a small fraction of the size and weight of their predecessors. consumers can buy cell phones with color screens, cameras, internet access, daily planners, or voice activation (and any combination of these features). the history of the cell phone demonstrates what marketing trend?

On january 2, well co. purchased 10% of rea, inc.’s outstanding common shares for $400,000, which equaled the carrying amount and the fair value of the interest purchased in rea’s net assets. well did not elect the fair value option. because well is the largest single shareholder in rea, and well’s officers are a majority on rea’s board of directors, well exercises significant influence over rea. rea reported net income of $500,000 for the year and paid dividends of $150,000. in its december 31 balance sheet, what amount should well report as investment in rea?

Turtle corporation produces and sells a single product. data concerning that product appear below: per unit percent of sales selling price $ 150 100 % variable expenses 75 50 % contribution margin $ 75 50 % the company is currently selling 5,600 units per month. fixed expenses are $194,000 per month. the marketing manager believes that a $5,300 increase in the monthly advertising budget would result in a 190 unit increase in monthly sales. what should be the overall effect on the company's monthly net operating income of this change?