Which of the following is NOT true about a price taking firm? a.If P* = SAC(q*), then profit = 0 b.π = q*(P* - STC/q*) c.If P* > SAC(q*), then profit < 0 d.π = q*[P* - SAC(q*)]
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Which of the following is NOT true about a price taking firm?
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- Consider the following information: TC = 20 + 5Q + Q2 Q = 25 – P Where TC is total cost, Q is the total product and P is price. What is the correct expression for total profit? a. 20 – 2Q2 – Q b. 20Q – 2Q2 – 20 c. Q + 2Q2 + 20 d. 20Q + 5Q2 +20Consider the following information: TC = 15 + 5Q + Q2 Q = 30 – P Where TC is total cost, Q is the total product and P is price. What is the correct expression for total profit? a.25Q – 2Q2 – 15 b.25Q – 2Q2 – 20 c.25Q – 2Q2 + 15 d.25Q – 2Q2 + 20A firms cost and revenue functions look like this in 3 questions below. Total cost: TC = 100 + 2Q + Q2 Marginal cost: MC = 2 + 2Q Price: P=22 What is the profit maximizing output? a. 8 b. 10 c. 12 d. 25 e. All the other answers are wrong. What is the firm's profit? a. -14 b. -6 c. 0 d. 15 e. All then other answers are wrong. What are the fixed costs and variable costs at the profit maximising output? a. FC=0, VC=220 b. FC=100, VC=80 c. FC=80, VC=244 d. FC=100, VC=120 e. All the other answers are wrong.
- Question #1: Perfect Competition Kevins Kayak Company produces kayaks. Assume that the kayak industry is perfectly competitive. The firm has a total cost function of TC(Q) = 240,10 12875 4 Q+. Kevin can sell all the kayaks he produces for $1,200 each.(a) How many kayaks should Kevin produce (i.e., find Q)? (b) Calculate the ATC if Kevin produced at the output level you found in Part (a)? (b) How much profit would Kevin make at the output level found in Part (a)? (c) Should Kevin stay in business? You must justify your answer using the shut-downrule (relating price and average variable cost)!Consider a competitive firm with total costs given by T C(q) = 100 + 10q + q^2. The firm faces a market price p = 50. (a) Graph the AT C, AV C, MC, and MR curves in a single graph, and indicate the profit maximizing level of output. If there are profits, shade the region corresponding to profit and label it. (b) If fixed costs increase from 100 to 500, what happens to the profit maximizing level of output, T R, T C, and π? (c) If fixed costs increase from 100 to 500, should the firm continue to operate in the short-run? What about the long-run?Pindyck & Rubinfeld, 8e. Ch 8 #7. Suppose the same rm's cost function is C(q) = 4q 2 + 16. (From #6, we also know that the market price is $20 and the industry is perfectly competitive.) (a) Find the variable cost, xed cost, average cost, average variable cost, and average xed cost. (b) Show the average cost, marginal cost, and average variable cost curves on a graph. (c) Find the output that minimizes average cost.
- The diagram shows a price-taking bakery's marginal and average cost curves, and its isoprofit curves. The current market price for bread is P*= 2.50. Which of the following statements is correct? 8 Price, P (€); cost 4 3.70 2.50 2 0 0 Select one: 20 40 60 80 100 120 140 Quantity of loaves, Q 160 180 O a. The bakery is a price setter and sets its price as 2.50. b. The bakery maximises its profits by supplying 160 loaves. O c. The bakery's profit is 200. Marginal cost curve Isoprofit curve: €200 Isoprofit curve: €80 Firm's demand curve Zero-economic- profit curve (AC curve) 200 O d. The bakery's profit decreases until the quantity is 120, and then increases. e. The marginal cost curve is the bakery's supply curve.Complete the following table. Note that the firm in question is profit-maximizing in a competitive market. Units of output Average Revenue 90 Average Total Cost $6 $6 Group of answer choices A.) x=$6,y=$3,z=$270 B.) x=$3,y=$6,z=$0 C.) x=$6,y=$3,z=$0 D.) x=$3,y=$6,z=$270 Fixed Marginal Cost Cost 270 X Average Variable Profit Cost y ZTim Marlow, the owner of The Clock Works, wanted to know how many clocks he must sell in order to cover his fixed cost at a given price. Tim knew that he had a fixed cost of $20,000 for equipment, taxes, and a bank loan. He also had a unit variable cost of $20 per clock for labor, materials, and promotional costs. If the price Tim charges for each of his clocks is $40, what is his break-even point quantity?
- Consider the market for ice cream. Suppose that this market is perfectly competitive. The cost structure of the typical ice cream producer is as follows. Average total cost is equal to 50 1 1 ATC(Q) +;Q, average variable cost is equal to AVC(Q) =÷Q, and marginal cost is equal to 2 MC(Q) = Q. a.) Give a formula for the typical ice cream producer's average fixed cost AFC(Q). What is the typical ice cream producer's total fixed cost?The figure depicts the demand curve of a firm producing cars, together with its marginal cost, average cost, and isoprofit curves. Based on this figure, which of the following statements are correct? 8,000 Price, Marginal cost ($) 0 E Quantity of cars, Q At A, the firm makes positive profits. The firm makes the same profit at B and D. O Profit margin is the same at B and D. O The slope of the isoprofit is zero at D. MC Isoprofit A Isoprofit B AC 100Teddy J is a manufacturer of dish washing liquid. If his monthly demand function for 750ml size is q= 4000 - 250p and his total cost is C(q) = 500+0.2q. 1. Derive an expression, R(q) for Teddy J total recenue curve. 2. Derive an expression, TT(q) for teddy j profit function. 3. Determine whether Teddy J profit is increasing or decreasing when he produces 5 hundred, 750ml bottles of dish washing liquid. 4. How many 750ml bottles of dish washing liquid should Teddy J produce per month if he wishes to maximize his profits.