Arlene is single and has taxable income of $18,000. Her tax liability is currently $1,970 She has the opportunity to earn an additional $5,000 if she accepts and completes a special project at work. There are no additional expenses to offset the $5,000 income. Consequently, Arlene will have a tax liability of $2,570 if she accepts the special project. Arlene has a marginal tax rate of

12%

Explanation:

Calculation for marginal tax rate

Using this formula

Marginal tax rate=Change in Tax / Change in Taxable Income

Let plug in the formula

Marginal tax rate=(2,570-1,970)/5,000

Marginal tax rate=600/5,000

Marginal tax rate=0.12*100

Marginal tax rate=12%

Therefore Arlene has a marginal tax rate of 12%

engaging in financial planning?

just took my test

answer; ///(d); determining who competes most closely   with whom evaluating whether industry driving forces and competitive pressure favor some strategic groups and hurt others, and ascertaining whether the profit potential of different strategic groups varies due to the strengths and weaknesses in each groups respective market positions;