What causes the economy to move from its short-run equilibrium to its long-run equilibrium? the government must increase spending to increase aggregate demand. nominal wages, prices, and perceptions will adjust upward to this new price level. the government must increase taxes to curb aggregate demand. nominal wages, prices, and perceptions will adjust downward to this new price level?

Portia grant is an employee who is paid monthly. for the month of january of the current year, she earned a total of $8,388. the fica tax for social security is 6.2% of the first $118,500 earned each calendar year and the fica tax rate for medicare is 1.45% of all earnings. the futa tax rate of 0.6% and the suta tax rate of 5.4% are applied to the first $7,000 of an employee's pay. the amount of federal income tax withheld from her earnings was $1,391.77. what is the total amount of taxes withheld from the portia's earnings?

The assumptions of the production order quantity model are met in a situation where annual demand is 3650 units, setup cost is $50, holding cost is $12 per unit per year, the daily demand rate is 10 and the daily production rate is 100. the production order quantity for this problem is approximately:

What is the percentage of total gross domestic productions ( gdp) that oil sales represent to the top ten oil producing countries?