Beth’s Lawn Mowing Service is a small business that acts like a price taker. The prevailing market price of lawn mowing is $20 per acre. When Beth was using the family mower for free, she has other costs each week are given by: Total Cost = 0.1q2 + 10q + 50 Marginal Cost = 0.2q + 10 Where q = the number of acres Beth chooses to mow in a week. Now assume that in addition to the above costs, Beth must pay her greedy Dad $100 per week to use the family mower. Find the profit maximizing number of lawns to cut in the short-run given that her Dad is now charging her $100 per week to use the family mower.

When the federal reserve buys and sells bonds to member banks, it is called a. monetary policy b. reserve ratio c. interest rate adjustment d. open market operations

Assume that the following conditions exist: a. all banks are fully loaned up- there are no excess reserves, and desired excess reserves are always zero. b. the money multiplier is 5 .     c. the planned investment schedule is such that at a 4 percent rate of interest, investment =$1450 billion. at 5 percent, investment is $1420 billion. d. the investment multiplier is 3 . e.. the initial equilibrium level of real gdp is $12 trillion. f. the equilibrium rate of interest is 4 percent now the fed engages in contractionary monetary policy. it sells $1 billion worth of bonds, which reduces the money supply, which in turn raises the market rate of interest by 1 percentage point. calculate the decrease in money supply after fed's sale of bonds: $nothing billion.

For 2018, rahal's auto parts estimates bad debt expense at 1% of credit sales. the company reported accounts receivable and an allowance for uncollectible accounts of $86,500 and $2,100, respectively, at december 31, 2017. during 2018, rahal's credit sales and collections were $404,000 and $408,000, respectively, and $2,340 in accounts receivable were written off. rahal's accounts receivable at december 31, 2018, are: