Quantitative Methods for Economics Tutorial 12 Katherine Eyal TUTORIAL 12 25 October 2010 ECO3021S Part A: Problems 1. State with brief reason whether the following statements are true‚ false or uncertain: (a) In the presence of heteroskedasticity OLS estimators are biased as well as inefficient. (b) If heteroskedasticity is present‚ the conventional t and F tests are invalid. (c) If a regression model is mis-specified (e.g.‚ an important variable is omitted)‚ the OLS residuals will show a distinct
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CHAPTER 5: PRODUCT DIFFERENTIATION TRUE/FALSE QUESTIONS 1. Wal-Mart exemplifies a firm pursuing a product differentiation strategy while Victoria’s Secret exemplifies a firm pursuing a cost leadership strategy. True False Answer: False Page: 146 Difficulty: Easy Chapter Objective: 1 2. Product differentiation is a business strategy whereby firms attempt to gain a competitive advantage by increasing the perceived value of their products and services relative to the perceived value
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LENDING BFS 3001 UNIVERSITY OF TECHNOLOGY‚ JAMAICA SCHOOL OF BUSINESS ADMINISTRATION SEMESTER 2 2009/10 UNIT 3–TUTORIAL: CHAPTER 4 Q1. Define credit risk. The remaining questions are based on the following proposal. A financial services provider that provides computer software systems approaches you. The company started off as a small private company and has grown strongly over the past fifteen years and listed on the Australian Stock Exchange. The company has businesses
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among those entered for the flights taken on September 1‚ 2010: Member # | Flight DateMM/DD/YY | Plane Used | Takeoff time | Landing time | 1234 | 09/10/10 | G | 6:25 | 8:46 | 4111 | 09/01/10 | C | 8:49 | 10:23 | 1210 | 09/01/10 | P | 3:42 | 5:42 | 0023 | 09/01/10 | X | 1:59 | 12:43 | 012A | 09/01/10 | P | 12:29 | 15:32 | 0999 | 09/01/10 | L | 15:31 | 13:45 | Valid plane codes (plane used column): C = Cessna‚ G = glider‚ L = Lear Jet‚ P = Piper Cub) a. Identify and describe any
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1. Some Various forms of power include coercive‚ compliance gaining‚ expert‚ and reward power (Interpersonal Communication: Relating to others pg. 229-230). The kind of power that Coach Johnson has on his team very to comply with coach Johnson’s goals like going to the championships. 2. The turning point was when Gilbert decided to go talk to Coach Johnson because from there and on Coach Johnson yelled at gilbert had a bad conversation. Yes I think it was the same turning point for Coach Johnson
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Mathematics Department Tutorial Sheet No. 3 MAL250(Probability and Stochastic Processes) 1. The percentage of alcohol (100X ) in a certain compound may be considered as a random variable‚ where X (0 < X < 1) has pdf fX (x) = 20x3 (1 − x)‚ 0 < x < 1. Suppose that the selling price of the above compound depends on the alcohol contents. Specifically‚ if 1/3 < X < 2/3‚ the compound sells for c1 dollars/gallon otherwise it sells for c2 dollars/gallon. If the cost is c3 dollars/gallon‚ find the probability
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Problems 5-1 through 5-2 (Graded) 5-1 Earned Value Calculation You are 4 months into a 6 month project. The project is linear‚ which means that the progress and spending occurs at a constant rate. Our crack project team of highly skilled associates has worked diligently and put in extra hours to keep the project going. Our accounting department has provided the following data at the end of month 4: Actual cost to date = $88‚800 Planned expenditures to date = $101‚000 The CFO is excited
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PT1420 - Unit 5 Homework and Lab Assignment Unit 5 Assignment 1: Homework 1.) Design an if-then statement that assigns 20 to the variable y and assigns 40 to the variable z if the variable x is greater than 100. (Simple if statement) If x > 100 then Y=20 Z=40 End if 2.) Design an if-then statement that assigns 0 to the variable b and assigns 1 to the variable c if variable a is less than 10. (Simple if statement) 3.) Design an if-then-else statement that assigns 0 to variable
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ranging from 1% to 6%. The main reason for this is mainly driven by customer bargain power and high competition. In order to lead the industry‚ companies need to lower their cost. Consequently‚ it reduce the reliance on a single partnership as there are 5 leading ODM and client negotiating strength become high. Moreover‚ china no longer consider as a low cost area which make firms difficult to find
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semiannually? 5‚627.54 is what it would be at a 3.0 intrust rate anualy.5‚ 634.96 is what it would be with intrust semiannually at a 3% rate. 3. 3. Now change the interest rate to a lower rate. How much will you have at the end of four years if interest is compounded annually at a rate of 2%? How much would you have at the end of four years if interest is compounded semiannually? 5‚412.16 at 2% compound intrust rate annually.5‚ 415.00 would be Simi annually at that intrust rate. 4. You
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