How do market economies ultimately determine what goods and services are produced,?

U.s. internet advertising revenue grew at the rate of r(t) = 0.82t + 1.14 (0 ≤ t ≤ 4) billion dollars/year between 2002 (t = 0) and 2006 (t = 4). the advertising revenue in 2002 was $5.9 billion.† (a) find an expression f(t) giving the advertising revenue in year t.

Explain whether each of the following events increases, decreases, or has no effect on the unemployment rate and the labor-force participation rate.a. after a long search, jon finds a job.b. tyrion, a full-time college student, graduates and is immediately employed.c. after an unsuccessful job search, arya gives up looking and retires.d. daenerys quits her job to become a stay-at-home mom.e. sansa has a birthday, becomes an adult, but has no interest in working.f. jaime has a birthday, becomes an adult, and starts looking for a job.g. cersei dies while enjoying retirement.h. jorah dies working long hours at the office.

The following are the current month's balances for abc financial services, inc. before preparing the trial balance. accounts payable $ 10,000 revenue 6,000 cash 3,000 expenses 17,500 furniture 10,000 accounts receivable 14,000 common stock ? notes payable 6,500 what amount should be shown for common stock on the trial balance? a. $48.000b. $12.500c. $27.000d. $28.000