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Đây là tuyển tập chọn lọc đề bộ môn Kinh tế vi mô bằng Tiếng Anh Microeconomics, đầy đủ chi tiết các dạng bài. Phù hợp cho những bạn học kinh tế và học microeconomics nhé. Đề thi sẽ có rất nhiều dạng bài để ôn tập.
Ss =} % FINAL EXAM Subject: Microcconomic= Program: E-PMP Intake:4 Class: K60 ‘Venue: National Economics University Date: / 2019 Shite ‘Time limit: 90 minutes MULTIPLE CHOICE Choose the one alternative that best completes the statement 01 ‘uestion (2 points each) wg the mang nal An advertising campaign which makes the demand fora good less elastic without ost of producing the good will: ‘a certainly cause the firm's profits to decrease lead a profit maximizing firm to increase prices ¢ lead a profit maximizing firm to decrease prices d cause the firm to shut down © certainly result in the firm hiring more workers A firm that wants to maximize profits should shut down whe: total sales are less than total costs b total sales are less than fixed costs ¢ total sales are less than variable costs all of the above Which of the following is likely to affect demgaid el ie a Availability of substitutes ` b Proportion of income spent on an it cc The degree to which the item is ấ ty d ey All of the above € b)ando) only Ly, Demand is given by P = 1,000 — L perfect competition are a P= $600 and Q=10 b P=$700 and Q>$Qunit ¢ P=$800 and Q= d P=$1,000ani e P=$800 A firm's total a Total its units 10 units n is given by: TC = 1,000 + 15 ) At an output of 2( and marginal cost is 3,000 b Total is 3,000 and fixed cost is 1,000 ¢ Tot st 1S 4,000 and marginal cost is 15 ` = it tal cost is constant noe 6A ice cand d are both correct and cost equa equati are ti given ionby: s:P= P =200 200 — — 2Q and TC a The firm’s revenue is: TR =200-2Q2 b The firm’s profit is; x= 1000 + 160Q-2Q2 = 1,000 + 40Q, respective i increase the demand the supply of increase € increase the demand f 9f demand for a product is likely to be greater: ‘product is a necessity, rather than a luxury good ‘greater the amount of time over which buyers adjust to a price change the smaller the proportion of one's income spent on the product the smaller the number of substitute products available anti-drug policy that reduces the supply of crack cocaine might: a reduce the price of a "fix" from a $20 to a $10 », reduce street muggings because the addict's demand for crack cocaine is highly clastic ¢ increase street muggings because the addict's demand for crack cocaine is highly inelastic ` => = Marginal cos’ 20 ahd the average cost 75, we can be sure that Average tu Marginal com is ices = Average total cont is fling None of the above ‘ore unig is trac venue for producing an addtional unit is Pro will duc contract er productio n ` Fis Producer will expand production = The producer ouput the same œ% Allof the abovewillare keep passibic The ta cont function is ner, © The marginal cost i ising ‘0: i The firm will shut down average Variable cost — ; : 19 With references to monopolies, if pridy is ow curve is downward sloping, marginal revenue (MR) is a Equal to price b Equal toaverage (AR) © Lessthan price’ Ì More than price 20 A monopolist has revenue (MR) to zero The firm has a Maximised bo Maxi % e Noneo 21 Inmong , firms have a certain amount of monopoly power because they ywnward sloping demand curves in number freedom of entry 4d None of the above alice adverse Te demand fo a goed le lsicíf ‘a the price elasticity is -1 b the price elasticity is less than -1 ¢ the price elasticity is greater than -] d, all of the above € none of the above none above 24 In the short run,of thea perfectly competitive fem will sbut down = when ¢ occur 25.A monopolisticbothfirmb and will expand its output when đc marginal revenue exceeds mazginal cost marginal cost exceeds margina l revenve € marginal cost equals margina d marginal revenue is negative l revenue © no of ne the above eis eee e the extra cost of producing thatee unit 3) Advertisement makes the demand curve shift ESSAY Write your answerin the space A monopo faces thelis demand function, t P= a Find out price and quantity of the b Fïnd out price and quantity of the mo: © What happen to pri and ce quantity, or on a separate sheet (30 points) 100 20 and its cost function TCof =paper 200 -20Q + if its objective is to maximize total revenue if'its objisect to maximize ive profit firm has to pay a unit tax of S$/1 unit mene Sete es reas = om — Sẽ, SẺ