The is the central node that coordinates the flow of data by sending messages directly between the sender and receiver nodes.

Balances for each of the following accounts appear in an adjusted trial balance. identify each as an asset, liability, revenue, or expense. 1. accounts receivable 2. equipment 3. fees earned 4. insurance expense 5. prepaid advertising 6. prepaid rent 7. rent revenue 8. salary expense 9. salary payable 10. supplies 11. supplies expense 12. unearned rent

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.

Label each of the following statements true, false, or uncertain. explain your choice carefully. a. workers benefit equally from the process of creative destruction. b. in the past two decades, the real wages of low-skill u. s. workers have declined relative to the real wages of high-skill workers. c. technological progress leads to a decrease in employment if, and only if, the increase in output is smaller than the increase in productivity. d. the apparent decrease in the natural rate of unemployment in the united states in the second-half of the 1990s can be explained by the fact that productivity growth was unexpectedly high during that period.