The manufacturer of the brand of laptops of problem #2 will make x hundred units available in the market when the unit price is p= 100 + 80e0.05 dollars. (a) Find the number of laptops demanded per month of the unit price is set at $400 per laptop. (b) Use the results of part (a) to find the producers' surplus if the selling price is set at $400 per laptop.

If the supply equation is Q= 50 + 4P +0.2P (a) find the price elasticity of supply if the current price is 8. (b) estimate the percentage change in supply if the price rises by 6%. ..... (a) (Do not round until the final answer. Then round to two decimal places as needed.) (b)% (Do not round until the final answer. Then round to two decimal places as needed.)

A friend of yours is considering two movie - streaming services. Provider A charges $120 per year regardless of the number of movies streamed. Provider B does not have a fixed service fee but instead charges $1 per movie. Your friend's annual demand for movies is given by the equation Qd = 150 - 50P, where P is the price per movie. (a) With each provider, what is the cost to your friend of an extra movie? (b) In light of your answer to (a), how many movies with each provider would your friend watch? (c) How much would she end up paying each provider every year? (d) How much consumer surplus would she obtain with each provider? (Hint: Graph the demand curve and recall the formula for the area of a triangle.) (e) Which provider would you recommend that your friend choose? Why?

Price per Constant- Quality Unit $1.00 2.00 3.00 4.00 5.00 Quantity Demanded of Constant-Quality Units per Year 1,000 800 600 400 200 According to the above table, at a price of $1 per unit, which of the following would exist? A) a surplus of 200 units Quantity Supplied of Constant-Quality Units per Year 200 400 600 800 1,000 OB) a shortage of 200 units OC C) a shortage of 800 units ⒸD) a surplus of 800 units