Suppose the parameters of the is curve are a=0, b=3/4, and r = 2% (where the lower-bar coefficients represent the upper-bar coefficients, according to class and book notation). suppose further that initially the real interest rate r=2%. explain what happens to short-run output (sro) if: aim decreases by 2 percentage points.

In three to four sentences, explain the effect of a price ceiling on the quantity of a good and who this intervention intends to assist

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?

Juan's investment portfolio was valued at $125,640 at the beginning of the year. during the year, juan received $603 in interest income and $298 in dividend income. juan also sold shares of stock and realized $1,459 in capital gains. juan's portfolio is valued at $142,608 at the end of the year. all income and realized gains were reinvested. no funds were contributed or withdrawn during the year. what is the amount of income juan must declare this year for income tax purposes?